72334309620 has 24 divisors (see below), whose sum is σ = 202536067104. Its totient is φ = 19289149216.

The previous prime is 72334309559. The next prime is 72334309627. The reversal of 72334309620 is 2690343327.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72334309627) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 602785854 + ... + 602785973.

It is an arithmetic number, because the mean of its divisors is an integer number (8439002796).

Almost surely, 2^72334309620 is an apocalyptic number.

It is an amenable number.

72334309620 is an abundant number, since it is smaller than the sum of its proper divisors (130201757484).

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

72334309620 is a wasteful number, since it uses less digits than its factorization.

72334309620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1205571839 (or 1205571837 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 39.

The spelling of 72334309620 in words is "seventy-two billion, three hundred thirty-four million, three hundred nine thousand, six hundred twenty".