52503029978 has 16 divisors (see below), whose sum is σ = 90337323264. Its totient is φ = 22418266320.

The previous prime is 52503029977. The next prime is 52503029981. The reversal of 52503029978 is 87992030525.

52503029978 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (52503029977) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6915425 + ... + 6923012.

It is an arithmetic number, because the mean of its divisors is an integer number (5646082704).

Almost surely, 2^52503029978 is an apocalyptic number.

52503029978 is a deficient number, since it is larger than the sum of its proper divisors (37834293286).

52503029978 is a wasteful number, since it uses less digits than its factorization.

52503029978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13838717.

The product of its (nonzero) digits is 1360800, while the sum is 50.

The spelling of 52503029978 in words is "fifty-two billion, five hundred three million, twenty-nine thousand, nine hundred seventy-eight".