77626481351883 has 32 divisors (see below), whose sum is σ = 105281448222720. Its totient is φ = 50868852975360.

The previous prime is 77626481351821. The next prime is 77626481351917. The reversal of 77626481351883 is 38815318462677.

It is a de Polignac number, because none of the positive numbers 2^k-77626481351883 is a prime.

It is not an unprimeable number, because it can be changed into a prime (77626481351813) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 666772948 + ... + 666889358.

It is an arithmetic number, because the mean of its divisors is an integer number (3290045256960).

Almost surely, 2^{77626481351883} is an apocalyptic number.

77626481351883 is a deficient number, since it is larger than the sum of its proper divisors (27654966870837).

77626481351883 is a wasteful number, since it uses less digits than its factorization.

77626481351883 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132707.

The product of its digits is 325140480, while the sum is 69.

The spelling of 77626481351883 in words is "seventy-seven trillion, six hundred twenty-six billion, four hundred eighty-one million, three hundred fifty-one thousand, eight hundred eighty-three".