27157001676 has 96 divisors (see below), whose sum is σ = 75149760000. Its totient is φ = 7627564224.

The previous prime is 27157001671. The next prime is 27157001699. The reversal of 27157001676 is 67610075172.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (27157001671) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 186930 + ... + 298758.

It is an arithmetic number, because the mean of its divisors is an integer number (782810000).

Almost surely, 2^27157001676 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 27157001676, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37574880000).

27157001676 is an abundant number, since it is smaller than the sum of its proper divisors (47992758324).

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

27157001676 is a wasteful number, since it uses less digits than its factorization.

27157001676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111916 (or 111900 counting only the distinct ones).

The product of its (nonzero) digits is 123480, while the sum is 42.

The spelling of 27157001676 in words is "twenty-seven billion, one hundred fifty-seven million, one thousand, six hundred seventy-six".