73553466868 has 24 divisors (see below), whose sum is σ = 148408771392. Its totient is φ = 31243949184.

The previous prime is 73553466829. The next prime is 73553466893. The reversal of 73553466868 is 86866435537.

It is a super-2 number, since 2×73553466868² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

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, 11620330 + ... + 11626657.

It is an arithmetic number, because the mean of its divisors is an integer number (6183698808).

Almost surely, 2^73553466868 is an apocalyptic number.

It is an amenable number.

73553466868 is an abundant number, since it is smaller than the sum of its proper divisors (74855304524).

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

73553466868 is a wasteful number, since it uses less digits than its factorization.

73553466868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23247111 (or 23247109 counting only the distinct ones).

The product of its digits is 87091200, while the sum is 61.

The spelling of 73553466868 in words is "seventy-three billion, five hundred fifty-three million, four hundred sixty-six thousand, eight hundred sixty-eight".