6477704431 has 16 divisors (see below), whose sum is σ = 7273357056. Its totient is φ = 5717880000.

The previous prime is 6477704413. The next prime is 6477704501. The reversal of 6477704431 is 1344077746.

It is a cyclic number.

It is not a de Polignac number, because 6477704431 - 2⁵ = 6477704399 is a prime.

It is a super-2 number, since 2×6477704431² = 83921309390794067522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6477701431) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61126 + ... + 129196.

It is an arithmetic number, because the mean of its divisors is an integer number (454584816).

Almost surely, 2^6477704431 is an apocalyptic number.

6477704431 is a deficient number, since it is larger than the sum of its proper divisors (795652625).

6477704431 is a wasteful number, since it uses less digits than its factorization.

6477704431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68334.

The product of its (nonzero) digits is 395136, while the sum is 43.

The square root of 6477704431 is about 80484.1874594010. The cubic root of 6477704431 is about 1864.1193273666.

The spelling of 6477704431 in words is "six billion, four hundred seventy-seven million, seven hundred four thousand, four hundred thirty-one".