77472683811 has 24 divisors (see below), whose sum is σ = 116789078016. Its totient is φ = 49394978160.

The previous prime is 77472683789. The next prime is 77472683839. The reversal of 77472683811 is 11838627477.

77472683811 is a `hidden beast` number, since 77 + 472 + 68 + 38 + 11 = 666.

It is not a de Polignac number, because 77472683811 - 2⁵ = 77472683779 is a prime.

It is not an unprimeable number, because it can be changed into a prime (77472613811) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1443976 + ... + 1496666.

It is an arithmetic number, because the mean of its divisors is an integer number (4866211584).

Almost surely, 2^77472683811 is an apocalyptic number.

77472683811 is a deficient number, since it is larger than the sum of its proper divisors (39316394205).

77472683811 is a wasteful number, since it uses less digits than its factorization.

77472683811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59823 (or 59820 counting only the distinct ones).

The product of its digits is 3161088, while the sum is 54.

The spelling of 77472683811 in words is "seventy-seven billion, four hundred seventy-two million, six hundred eighty-three thousand, eight hundred eleven".