27157542200 has 24 divisors (see below), whose sum is σ = 63141286080. Its totient is φ = 10863016800.

The previous prime is 27157542193. The next prime is 27157542259. The reversal of 27157542200 is 224575172.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 67893656 + ... + 67894055.

It is an arithmetic number, because the mean of its divisors is an integer number (2630886920).

Almost surely, 2^27157542200 is an apocalyptic number.

27157542200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

27157542200 is an abundant number, since it is smaller than the sum of its proper divisors (35983743880).

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

27157542200 is a wasteful number, since it uses less digits than its factorization.

27157542200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135787727 (or 135787718 counting only the distinct ones).

The product of its (nonzero) digits is 39200, while the sum is 35.

The spelling of 27157542200 in words is "twenty-seven billion, one hundred fifty-seven million, five hundred forty-two thousand, two hundred".