354271372849 has 3 divisors (see below), whose sum is σ = 354271968057. Its totient is φ = 354270777642.

The previous prime is 354271372811. The next prime is 354271372879. The reversal of 354271372849 is 948273172453.

The square root of 354271372849 is 595207.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 948273172453 = 42403 ⋅22363351.

It is not a de Polignac number, because 354271372849 - 2²¹ = 354269275697 is a prime.

It is a super-3 number, since 3×354271372849³ (a number of 36 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 354271372849.

It is not an unprimeable number, because it can be changed into a prime (354271372879) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 297604 + ... + 892810.

It is an arithmetic number, because the mean of its divisors is an integer number (118090656019).

Almost surely, 2^354271372849 is an apocalyptic number.

354271372849 is the 595207-th square number.

354271372849 is the 297604-th centered octagonal number.

It is an amenable number.

354271372849 is a deficient number, since it is larger than the sum of its proper divisors (595208).

354271372849 is an frugal number, since it uses more digits than its factorization.

354271372849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1190414 (or 595207 counting only the distinct ones).

The product of its digits is 10160640, while the sum is 55.

The spelling of 354271372849 in words is "three hundred fifty-four billion, two hundred seventy-one million, three hundred seventy-two thousand, eight hundred forty-nine".