56519000037 has 24 divisors (see below), whose sum is σ = 86452277184. Its totient is φ = 35458203264.

The previous prime is 56518999997. The next prime is 56519000051. The reversal of 56519000037 is 73000091565.

It is a happy number.

56519000037 is a `hidden beast` number, since 565 + 1 + 90 + 0 + 0 + 0 + 3 + 7 = 666.

It is not a de Polignac number, because 56519000037 - 2⁶ = 56518999973 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 56518999965 and 56519000010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56519001037) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1406608 + ... + 1446230.

It is an arithmetic number, because the mean of its divisors is an integer number (3602178216).

Almost surely, 2^56519000037 is an apocalyptic number.

56519000037 is the 118869-th decagonal number.

It is an amenable number.

56519000037 is a deficient number, since it is larger than the sum of its proper divisors (29933277147).

56519000037 is a wasteful number, since it uses less digits than its factorization.

56519000037 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48969 (or 48966 counting only the distinct ones).

The product of its (nonzero) digits is 28350, while the sum is 36.

The spelling of 56519000037 in words is "fifty-six billion, five hundred nineteen million, thirty-seven", and thus it is an aban number.