432621511479 has 12 divisors (see below), whose sum is σ = 624903937632. Its totient is φ = 288411480000.

The previous prime is 432621511453. The next prime is 432621511501. The reversal of 432621511479 is 974115126234.

432621511479 is a `hidden beast` number, since 4 + 3 + 2 + 62 + 1 + 511 + 4 + 79 = 666.

It is not a de Polignac number, because 432621511479 - 2¹³ = 432621503287 is a prime.

It is a super-2 number, since 2×432621511479² (a number of 24 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (432621511409) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1136719 + ... + 1468799.

It is an arithmetic number, because the mean of its divisors is an integer number (52075328136).

Almost surely, 2^432621511479 is an apocalyptic number.

432621511479 is a deficient number, since it is larger than the sum of its proper divisors (192282426153).

432621511479 is a wasteful number, since it uses less digits than its factorization.

432621511479 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 476838 (or 476835 counting only the distinct ones).

The product of its digits is 362880, while the sum is 45.

The spelling of 432621511479 in words is "four hundred thirty-two billion, six hundred twenty-one million, five hundred eleven thousand, four hundred seventy-nine".