72675420332 has 12 divisors (see below), whose sum is σ = 132711637296. Its totient is φ = 34757809680.

The previous prime is 72675420329. The next prime is 72675420341. The reversal of 72675420332 is 23302457627.

It is a self number, because there is not a number n which added to its sum of digits gives 72675420332.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 394975019 + ... + 394975202.

It is an arithmetic number, because the mean of its divisors is an integer number (11059303108).

Almost surely, 2^72675420332 is an apocalyptic number.

It is an amenable number.

72675420332 is a deficient number, since it is larger than the sum of its proper divisors (60036216964).

72675420332 is a wasteful number, since it uses less digits than its factorization.

72675420332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 789950248 (or 789950246 counting only the distinct ones).

The product of its (nonzero) digits is 423360, while the sum is 41.

Adding to 72675420332 its reverse (23302457627), we get a palindrome (95977877959).

The spelling of 72675420332 in words is "seventy-two billion, six hundred seventy-five million, four hundred twenty thousand, three hundred thirty-two".