429679039644 has 18 divisors (see below), whose sum is σ = 1086133128080. Its totient is φ = 143226346536.

The previous prime is 429679039607. The next prime is 429679039687. The reversal of 429679039644 is 446930976924.

429679039644 is a `hidden beast` number, since 429 + 67 + 90 + 3 + 9 + 64 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a hoax number, since the sum of its digits (63) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 5967764404 + ... + 5967764475.

Almost surely, 2^429679039644 is an apocalyptic number.

It is an amenable number.

429679039644 is an abundant number, since it is smaller than the sum of its proper divisors (656454088436).

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

429679039644 is a wasteful number, since it uses less digits than its factorization.

429679039644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11935528889 (or 11935528884 counting only the distinct ones).

The product of its (nonzero) digits is 70543872, while the sum is 63.

The spelling of 429679039644 in words is "four hundred twenty-nine billion, six hundred seventy-nine million, thirty-nine thousand, six hundred forty-four".