73927463168 has 72 divisors (see below), whose sum is σ = 168265599768. Its totient is φ = 32113262592.

The previous prime is 73927463149. The next prime is 73927463177. The reversal of 73927463168 is 86136472937.

It can be written as a sum of positive squares in 4 ways, for example, as 25969967104 + 47957496064 = 161152^2 + 218992^2 .

It is a Smith number, since the sum of its digits (56) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 596771 + ... + 709922.

It is an arithmetic number, because the mean of its divisors is an integer number (2337022219).

Almost surely, 2^73927463168 is an apocalyptic number.

It is an amenable number.

73927463168 is an abundant number, since it is smaller than the sum of its proper divisors (94338136600).

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

73927463168 is a wasteful number, since it uses less digits than its factorization.

73927463168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1306739 (or 1306725 counting only the distinct ones).

The product of its digits is 9144576, while the sum is 56.

The spelling of 73927463168 in words is "seventy-three billion, nine hundred twenty-seven million, four hundred sixty-three thousand, one hundred sixty-eight".