127475040165402 has 16 divisors (see below), whose sum is σ = 255156183886752. Its totient is φ = 42457329462480.

The previous prime is 127475040165383. The next prime is 127475040165457. The reversal of 127475040165402 is 204561040574721.

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, 8587640124 + ... + 8587654967.

It is an arithmetic number, because the mean of its divisors is an integer number (15947261492922).

Almost surely, 2^{127475040165402} is an apocalyptic number.

127475040165402 is an abundant number, since it is smaller than the sum of its proper divisors (127681143721350).

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

127475040165402 is a wasteful number, since it uses less digits than its factorization.

127475040165402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17175296333.

The product of its (nonzero) digits is 1881600, while the sum is 48.

The spelling of 127475040165402 in words is "one hundred twenty-seven trillion, four hundred seventy-five billion, forty million, one hundred sixty-five thousand, four hundred two".