27400157501377 has 4 divisors (see below), whose sum is σ = 27786075212736. Its totient is φ = 27014239790020.

The previous prime is 27400157501341. The next prime is 27400157501389. The reversal of 27400157501377 is 77310575100472.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 27400157501377 - 2²³ = 27400149112769 is a prime.

It is a super-2 number, since 2×27400157501377² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 27400157501377.

It is not an unprimeable number, because it can be changed into a prime (27400157501477) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 192958855573 + ... + 192958855714.

It is an arithmetic number, because the mean of its divisors is an integer number (6946518803184).

Almost surely, 2^{27400157501377} is an apocalyptic number.

It is an amenable number.

27400157501377 is a deficient number, since it is larger than the sum of its proper divisors (385917711359).

27400157501377 is an equidigital number, since it uses as much as digits as its factorization.

27400157501377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 385917711358.

The product of its (nonzero) digits is 1440600, while the sum is 49.

The spelling of 27400157501377 in words is "twenty-seven trillion, four hundred billion, one hundred fifty-seven million, five hundred one thousand, three hundred seventy-seven".