879663832434 has 20 divisors (see below), whose sum is σ = 1971098587854. Its totient is φ = 293221277424.

The previous prime is 879663832433. The next prime is 879663832451. The reversal of 879663832434 is 434238366978.

879663832434 is a `hidden beast` number, since 8 + 7 + 9 + 6 + 6 + 383 + 243 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 502747648209 + 376916184225 = 709047^2 + 613935^2 .

It is not an unprimeable number, because it can be changed into a prime (879663832433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 2715011667 + ... + 2715011990.

Almost surely, 2^879663832434 is an apocalyptic number.

879663832434 is an abundant number, since it is smaller than the sum of its proper divisors (1091434755420).

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

879663832434 is a wasteful number, since it uses less digits than its factorization.

879663832434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5430023671 (or 5430023662 counting only the distinct ones).

The product of its digits is 125411328, while the sum is 63.

It can be divided in two parts, 87966 and 3832434, that added together give a square (3920400 = 1980²).

The spelling of 879663832434 in words is "eight hundred seventy-nine billion, six hundred sixty-three million, eight hundred thirty-two thousand, four hundred thirty-four".