5137761249 has 12 divisors (see below), whose sum is σ = 7677114900. Its totient is φ = 3307064544.

The previous prime is 5137761227. The next prime is 5137761257. The reversal of 5137761249 is 9421677315.

5137761249 is a `hidden beast` number, since 513 + 7 + 7 + 6 + 124 + 9 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 3402622224 + 1735139025 = 58332^2 + 41655^2 .

It is not a de Polignac number, because 5137761249 - 2⁸ = 5137760993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5137761269) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9842194 + ... + 9842715.

It is an arithmetic number, because the mean of its divisors is an integer number (639759575).

Almost surely, 2^5137761249 is an apocalyptic number.

It is an amenable number.

5137761249 is a deficient number, since it is larger than the sum of its proper divisors (2539353651).

5137761249 is a wasteful number, since it uses less digits than its factorization.

5137761249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19684944 (or 19684941 counting only the distinct ones).

The product of its digits is 317520, while the sum is 45.

The square root of 5137761249 is about 71678.1783320419. The cubic root of 5137761249 is about 1725.5384441361.

The spelling of 5137761249 in words is "five billion, one hundred thirty-seven million, seven hundred sixty-one thousand, two hundred forty-nine".