72476831212 has 24 divisors (see below), whose sum is σ = 132470266320. Its totient is φ = 34661384640.

The previous prime is 72476831209. The next prime is 72476831227. The reversal of 72476831212 is 21213867427.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4141339 + ... + 4158802.

It is an arithmetic number, because the mean of its divisors is an integer number (5519594430).

Almost surely, 2^72476831212 is an apocalyptic number.

It is an amenable number.

72476831212 is a deficient number, since it is larger than the sum of its proper divisors (59993435108).

72476831212 is a wasteful number, since it uses less digits than its factorization.

72476831212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8300241 (or 8300239 counting only the distinct ones).

The product of its digits is 225792, while the sum is 43.

The spelling of 72476831212 in words is "seventy-two billion, four hundred seventy-six million, eight hundred thirty-one thousand, two hundred twelve".