72601000761320 has 32 divisors (see below), whose sum is σ = 163355325246720. Its totient is φ = 29039853898560.

The previous prime is 72601000761307. The next prime is 72601000761329. The reversal of 72601000761320 is 2316700010627.

It is not an unprimeable number, because it can be changed into a prime (72601000761329) 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, 14919332 + ... + 19177811.

It is an arithmetic number, because the mean of its divisors is an integer number (5104853913960).

Almost surely, 2^{72601000761320} is an apocalyptic number.

It is an amenable number.

72601000761320 is an abundant number, since it is smaller than the sum of its proper divisors (90754324485400).

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

72601000761320 is a wasteful number, since it uses less digits than its factorization.

72601000761320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34150385 (or 34150381 counting only the distinct ones).

The product of its (nonzero) digits is 21168, while the sum is 35.

Adding to 72601000761320 its reverse (2316700010627), we get a palindrome (74917700771947).

The spelling of 72601000761320 in words is "seventy-two trillion, six hundred one billion, seven hundred sixty-one thousand, three hundred twenty".