210535566157 has 16 divisors (see below), whose sum is σ = 245809009152. Its totient is φ = 176563779840.

The previous prime is 210535566133. The next prime is 210535566181. The reversal of 210535566157 is 751665535012.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (210535566133) and next prime (210535566181).

It is not a de Polignac number, because 210535566157 - 2²⁷ = 210401348429 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210535566107) 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, 960373 + ... + 1159045.

It is an arithmetic number, because the mean of its divisors is an integer number (15363063072).

Almost surely, 2^210535566157 is an apocalyptic number.

It is an amenable number.

210535566157 is a deficient number, since it is larger than the sum of its proper divisors (35273442995).

210535566157 is a wasteful number, since it uses less digits than its factorization.

210535566157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201948.

The product of its (nonzero) digits is 945000, while the sum is 46.

The spelling of 210535566157 in words is "two hundred ten billion, five hundred thirty-five million, five hundred sixty-six thousand, one hundred fifty-seven".