5037865122861 has 16 divisors (see below), whose sum is σ = 7463568193920. Its totient is φ = 3358547809920.

The previous prime is 5037865122761. The next prime is 5037865122877. The reversal of 5037865122861 is 1682215687305.

5037865122861 is a `hidden beast` number, since 50 + 3 + 78 + 6 + 512 + 2 + 8 + 6 + 1 = 666.

It is not a de Polignac number, because 5037865122861 - 2³¹ = 5035717639213 is a prime.

It is a super-2 number, since 2×5037865122861² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5037865122798 and 5037865122807.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5037865122361) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2658976 + ... + 4140758.

It is an arithmetic number, because the mean of its divisors is an integer number (466473012120).

Almost surely, 2^{5037865122861} is an apocalyptic number.

It is an amenable number.

5037865122861 is a deficient number, since it is larger than the sum of its proper divisors (2425703071059).

5037865122861 is a wasteful number, since it uses less digits than its factorization.

5037865122861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1607713 (or 1607707 counting only the distinct ones).

The product of its (nonzero) digits is 4838400, while the sum is 54.

The spelling of 5037865122861 in words is "five trillion, thirty-seven billion, eight hundred sixty-five million, one hundred twenty-two thousand, eight hundred sixty-one".