76806783272 has 32 divisors (see below), whose sum is σ = 149004900000. Its totient is φ = 37072609728.

The previous prime is 76806783271. The next prime is 76806783299. The reversal of 76806783272 is 27238760867.

It is not an unprimeable number, because it can be changed into a prime (76806783271) 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, 1453979 + ... + 1505877.

It is an arithmetic number, because the mean of its divisors is an integer number (4656403125).

Almost surely, 2^76806783272 is an apocalyptic number.

It is an amenable number.

76806783272 is a deficient number, since it is larger than the sum of its proper divisors (72198116728).

76806783272 is a wasteful number, since it uses less digits than its factorization.

76806783272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58313 (or 58309 counting only the distinct ones).

The product of its (nonzero) digits is 9483264, while the sum is 56.

The spelling of 76806783272 in words is "seventy-six billion, eight hundred six million, seven hundred eighty-three thousand, two hundred seventy-two".