59963403816 has 80 divisors (see below), whose sum is σ = 177832676340. Its totient is φ = 18812044800.

The previous prime is 59963403751. The next prime is 59963403853. The reversal of 59963403816 is 61830436995.

59963403816 is a `hidden beast` number, since 599 + 6 + 3 + 4 + 0 + 38 + 16 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 59953481316 + 9922500 = 244854^2 + 3150^2 .

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

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 19 ways as a sum of consecutive naturals, for example, 2710635 + ... + 2732666.

Almost surely, 2^59963403816 is an apocalyptic number.

It is an amenable number.

59963403816 is an abundant number, since it is smaller than the sum of its proper divisors (117869272524).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

59963403816 is a wasteful number, since it uses less digits than its factorization.

59963403816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5443336 (or 5443323 counting only the distinct ones).

The product of its (nonzero) digits is 4199040, while the sum is 54.

The spelling of 59963403816 in words is "fifty-nine billion, nine hundred sixty-three million, four hundred three thousand, eight hundred sixteen".