80477404007 has 32 divisors (see below), whose sum is σ = 108137272320. Its totient is φ = 57841009920.

The previous prime is 80477403989. The next prime is 80477404009. The reversal of 80477404007 is 70040477408.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-80477404007 is a prime.

It is a super-2 number, since 2×80477404007² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80477404009) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 1289843 + ... + 1350795.

It is an arithmetic number, because the mean of its divisors is an integer number (3379289760).

Almost surely, 2^80477404007 is an apocalyptic number.

80477404007 is a deficient number, since it is larger than the sum of its proper divisors (27659868313).

80477404007 is a wasteful number, since it uses less digits than its factorization.

80477404007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62303.

The product of its (nonzero) digits is 175616, while the sum is 41.

It can be divided in two parts, 80477 and 404007, that added together give a palindrome (484484).

The spelling of 80477404007 in words is "eighty billion, four hundred seventy-seven million, four hundred four thousand, seven".