79824144432 has 80 divisors (see below), whose sum is σ = 213916308480. Its totient is φ = 25630425600.

The previous prime is 79824144401. The next prime is 79824144443. The reversal of 79824144432 is 23444142897.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 101244 + ... + 412187.

It is an arithmetic number, because the mean of its divisors is an integer number (2673953856).

Almost surely, 2^79824144432 is an apocalyptic number.

It is an amenable number.

79824144432 is an abundant number, since it is smaller than the sum of its proper divisors (134092164048).

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

79824144432 is a wasteful number, since it uses less digits than its factorization.

79824144432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 513562 (or 513556 counting only the distinct ones).

The product of its digits is 1548288, while the sum is 48.

The spelling of 79824144432 in words is "seventy-nine billion, eight hundred twenty-four million, one hundred forty-four thousand, four hundred thirty-two".