429638023512 has 24 divisors (see below), whose sum is σ = 1163602980540. Its totient is φ = 143212674480.

The previous prime is 429638023499. The next prime is 429638023513. The reversal of 429638023512 is 215320836924.

429638023512 is a `hidden beast` number, since 4 + 2 + 9 + 638 + 0 + 2 + 3 + 5 + 1 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (429638023513) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2983597314 + ... + 2983597457.

Almost surely, 2^429638023512 is an apocalyptic number.

It is an amenable number.

429638023512 is an abundant number, since it is smaller than the sum of its proper divisors (733964957028).

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

429638023512 is a wasteful number, since it uses less digits than its factorization.

429638023512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5967194783 (or 5967194776 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 45.

The spelling of 429638023512 in words is "four hundred twenty-nine billion, six hundred thirty-eight million, twenty-three thousand, five hundred twelve".