27855862196402 has 16 divisors (see below), whose sum is σ = 41792910552000. Its totient is φ = 13924892357040.

The previous prime is 27855862196399. The next prime is 27855862196443. The reversal of 27855862196402 is 20469126855872.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 181917749 + ... + 182070807.

It is an arithmetic number, because the mean of its divisors is an integer number (2612056909500).

Almost surely, 2^{27855862196402} is an apocalyptic number.

27855862196402 is a deficient number, since it is larger than the sum of its proper divisors (13937048355598).

27855862196402 is a wasteful number, since it uses less digits than its factorization.

27855862196402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172321.

The product of its (nonzero) digits is 116121600, while the sum is 65.

The spelling of 27855862196402 in words is "twenty-seven trillion, eight hundred fifty-five billion, eight hundred sixty-two million, one hundred ninety-six thousand, four hundred two".