877805877255 has 16 divisors (see below), whose sum is σ = 1405755876960. Its totient is φ = 467740976768.

The previous prime is 877805877233. The next prime is 877805877259. The reversal of 877805877255 is 552778508778.

It is a cyclic number.

It is not a de Polignac number, because 877805877255 - 2⁹ = 877805876743 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 877805877255.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (877805877259) 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, 26367672 + ... + 26400941.

It is an arithmetic number, because the mean of its divisors is an integer number (87859742310).

Almost surely, 2^877805877255 is an apocalyptic number.

877805877255 is a deficient number, since it is larger than the sum of its proper divisors (527949999705).

877805877255 is a wasteful number, since it uses less digits than its factorization.

877805877255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52769730.

The product of its (nonzero) digits is 307328000, while the sum is 69.

The spelling of 877805877255 in words is "eight hundred seventy-seven billion, eight hundred five million, eight hundred seventy-seven thousand, two hundred fifty-five".