52157251052 has 6 divisors (see below), whose sum is σ = 91275189348. Its totient is φ = 26078625524.

The previous prime is 52157251049. The next prime is 52157251099. The reversal of 52157251052 is 25015275125.

52157251052 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6519656378 + ... + 6519656385.

It is an arithmetic number, because the mean of its divisors is an integer number (15212531558).

Almost surely, 2^52157251052 is an apocalyptic number.

It is an amenable number.

52157251052 is a deficient number, since it is larger than the sum of its proper divisors (39117938296).

52157251052 is a wasteful number, since it uses less digits than its factorization.

52157251052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13039312767 (or 13039312765 counting only the distinct ones).

The product of its (nonzero) digits is 35000, while the sum is 35.

The spelling of 52157251052 in words is "fifty-two billion, one hundred fifty-seven million, two hundred fifty-one thousand, fifty-two".