73867510020 has 96 divisors (see below), whose sum is σ = 208017089280. Its totient is φ = 19585105920.

The previous prime is 73867510009. The next prime is 73867510061. The reversal of 73867510020 is 2001576837.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10747185 + ... + 10754055.

It is an arithmetic number, because the mean of its divisors is an integer number (2166844680).

Almost surely, 2^73867510020 is an apocalyptic number.

It is an amenable number.

73867510020 is an abundant number, since it is smaller than the sum of its proper divisors (134149579260).

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

73867510020 is a wasteful number, since it uses less digits than its factorization.

73867510020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7885 (or 7883 counting only the distinct ones).

The product of its (nonzero) digits is 70560, while the sum is 39.

The spelling of 73867510020 in words is "seventy-three billion, eight hundred sixty-seven million, five hundred ten thousand, twenty".