157266636 has 24 divisors (see below), whose sum is σ = 368358144. Its totient is φ = 52221840.

The previous prime is 157266631. The next prime is 157266647. The reversal of 157266636 is 636662751.

It is not an unprimeable number, because it can be changed into a prime (157266631) 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, 21760 + ... + 28071.

It is an arithmetic number, because the mean of its divisors is an integer number (15348256).

Almost surely, 2^157266636 is an apocalyptic number.

It is an amenable number.

157266636 is an abundant number, since it is smaller than the sum of its proper divisors (211091508).

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

157266636 is a wasteful number, since it uses less digits than its factorization.

157266636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50101 (or 50099 counting only the distinct ones).

The product of its digits is 272160, while the sum is 42.

The square root of 157266636 is about 12540.5995072006. The cubic root of 157266636 is about 539.7742952497.

The spelling of 157266636 in words is "one hundred fifty-seven million, two hundred sixty-six thousand, six hundred thirty-six".