2877665378255 has 16 divisors (see below), whose sum is σ = 3656484309600. Its totient is φ = 2166619994112.

The previous prime is 2877665378249. The next prime is 2877665378257. The reversal of 2877665378255 is 5528735667782.

It is a cyclic number.

It is not a de Polignac number, because 2877665378255 - 2²⁴ = 2877648601039 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2877665378257) 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, 1305671 + ... + 2731319.

It is an arithmetic number, because the mean of its divisors is an integer number (228530269350).

Almost surely, 2^{2877665378255} is an apocalyptic number.

2877665378255 is a deficient number, since it is larger than the sum of its proper divisors (778818931345).

2877665378255 is a wasteful number, since it uses less digits than its factorization.

2877665378255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1449418.

The product of its digits is 1185408000, while the sum is 71.

The spelling of 2877665378255 in words is "two trillion, eight hundred seventy-seven billion, six hundred sixty-five million, three hundred seventy-eight thousand, two hundred fifty-five".