127144770670806 has 32 divisors (see below), whose sum is σ = 290623858460928. Its totient is φ = 36326172361440.

The previous prime is 127144770670787. The next prime is 127144770670807. The reversal of 127144770670806 is 608076077441721.

127144770670806 = 5637923² + 5637924² + ... + 5637926².

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 127144770670806.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (127144770670807) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36000285 + ... + 39373976.

It is an arithmetic number, because the mean of its divisors is an integer number (9081995576904).

Almost surely, 2^{127144770670806} is an apocalyptic number.

127144770670806 is an abundant number, since it is smaller than the sum of its proper divisors (163479087790122).

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

127144770670806 is a wasteful number, since it uses less digits than its factorization.

127144770670806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75414436.

The product of its (nonzero) digits is 22127616, while the sum is 60.

The spelling of 127144770670806 in words is "one hundred twenty-seven trillion, one hundred forty-four billion, seven hundred seventy million, six hundred seventy thousand, eight hundred six".