72465437802 has 32 divisors (see below), whose sum is σ = 148880293632. Its totient is φ = 23497193664.

The previous prime is 72465437801. The next prime is 72465437813. The reversal of 72465437802 is 20873456427.

It is not an unprimeable number, because it can be changed into a prime (72465437801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1064328 + ... + 1130364.

It is an arithmetic number, because the mean of its divisors is an integer number (4652509176).

Almost surely, 2^72465437802 is an apocalyptic number.

72465437802 is an abundant number, since it is smaller than the sum of its proper divisors (76414855830).

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

72465437802 is a wasteful number, since it uses less digits than its factorization.

72465437802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71022.

The product of its (nonzero) digits is 2257920, while the sum is 48.

The spelling of 72465437802 in words is "seventy-two billion, four hundred sixty-five million, four hundred thirty-seven thousand, eight hundred two".