35421874849 has 9 divisors (see below), whose sum is σ = 37631480691. Its totient is φ = 33335223840.

The previous prime is 35421874843. The next prime is 35421874867. The reversal of 35421874849 is 94847812453.

The square root of 35421874849 is 188207.

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

It can be written as a sum of positive squares in only one way, i.e., 27577584225 + 7844290624 = 166065^2 + 88568^2 .

It is not a de Polignac number, because 35421874849 - 2⁹ = 35421874337 is a prime.

It is a super-3 number, since 3×35421874849³ (a number of 33 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 35421874849.

It is not an unprimeable number, because it can be changed into a prime (35421874843) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 3193984 + ... + 3205054.

Almost surely, 2^35421874849 is an apocalyptic number.

35421874849 is the 188207-th square number.

35421874849 is the 94104-th centered octagonal number.

It is an amenable number.

35421874849 is a deficient number, since it is larger than the sum of its proper divisors (2209605842).

35421874849 is an frugal number, since it uses more digits than its factorization.

35421874849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22176 (or 11088 counting only the distinct ones).

The product of its digits is 7741440, while the sum is 55.

The spelling of 35421874849 in words is "thirty-five billion, four hundred twenty-one million, eight hundred seventy-four thousand, eight hundred forty-nine".