73251107215412 has 48 divisors (see below), whose sum is σ = 147043471865472. Its totient is φ = 31277378173440.

The previous prime is 73251107215373. The next prime is 73251107215421. The reversal of 73251107215412 is 21451270115237.

It is a self number, because there is not a number n which added to its sum of digits gives 73251107215412.

It is a congruent number.

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, 57856583 + ... + 59109105.

It is an arithmetic number, because the mean of its divisors is an integer number (3063405663864).

Almost surely, 2^{73251107215412} is an apocalyptic number.

It is an amenable number.

73251107215412 is an abundant number, since it is smaller than the sum of its proper divisors (73792364650060).

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

73251107215412 is a wasteful number, since it uses less digits than its factorization.

73251107215412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1260248 (or 1260246 counting only the distinct ones).

The product of its (nonzero) digits is 117600, while the sum is 41.

The spelling of 73251107215412 in words is "seventy-three trillion, two hundred fifty-one billion, one hundred seven million, two hundred fifteen thousand, four hundred twelve".