869329755 has 48 divisors (see below), whose sum is σ = 1735329024. Its totient is φ = 394355520.

The previous prime is 869329733. The next prime is 869329793. The reversal of 869329755 is 557923968.

It is not a de Polignac number, because 869329755 - 2⁷ = 869329627 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 30732 + ... + 51798.

It is an arithmetic number, because the mean of its divisors is an integer number (36152688).

Almost surely, 2^869329755 is an apocalyptic number.

869329755 is a deficient number, since it is larger than the sum of its proper divisors (865999269).

869329755 is a wasteful number, since it uses less digits than its factorization.

869329755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21216 (or 21213 counting only the distinct ones).

The product of its digits is 4082400, while the sum is 54.

The square root of 869329755 is about 29484.3985015805. The cubic root of 869329755 is about 954.3950574304.

The spelling of 869329755 in words is "eight hundred sixty-nine million, three hundred twenty-nine thousand, seven hundred fifty-five".