5537517295249 has 3 divisors (see below), whose sum is σ = 5537519648443. Its totient is φ = 5537514942056.

The previous prime is 5537517295241. The next prime is 5537517295333. The reversal of 5537517295249 is 9425927157355.

The square root of 5537517295249 is 2353193.

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.

It can be written as a sum of positive squares in only one way, i.e., 970885062225 + 4566632233024 = 985335^2 + 2136968^2 .

It is not a de Polignac number, because 5537517295249 - 2³ = 5537517295241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5537517295241) 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, 1176597 + ... + 3529789.

Almost surely, 2^{5537517295249} is an apocalyptic number.

5537517295249 is the 2353193-rd square number.

5537517295249 is the 1176597-th centered octagonal number.

It is an amenable number.

5537517295249 is a deficient number, since it is larger than the sum of its proper divisors (2353194).

5537517295249 is an frugal number, since it uses more digits than its factorization.

5537517295249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4706386 (or 2353193 counting only the distinct ones).

The product of its digits is 119070000, while the sum is 64.

Multiplying 5537517295249 by its sum of digits (64), we get a square (354401106895936 = 18825544²).

The spelling of 5537517295249 in words is "five trillion, five hundred thirty-seven billion, five hundred seventeen million, two hundred ninety-five thousand, two hundred forty-nine".