73953464992 has 24 divisors (see below), whose sum is σ = 158831874432. Its totient is φ = 33615211200.

The previous prime is 73953464983. The next prime is 73953465017. The reversal of 73953464992 is 29946435937.

It is a super-2 number, since 2×73953464992² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 73953464992.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105047184 + ... + 105047887.

It is an arithmetic number, because the mean of its divisors is an integer number (6617994768).

Almost surely, 2^73953464992 is an apocalyptic number.

It is an amenable number.

73953464992 is an abundant number, since it is smaller than the sum of its proper divisors (84878409440).

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

73953464992 is a wasteful number, since it uses less digits than its factorization.

73953464992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210095092 (or 210095084 counting only the distinct ones).

The product of its digits is 44089920, while the sum is 61.

The spelling of 73953464992 in words is "seventy-three billion, nine hundred fifty-three million, four hundred sixty-four thousand, nine hundred ninety-two".