477030723706640 has 80 divisors (see below), whose sum is σ = 1110869415931968. Its totient is φ = 190507381974528.

The previous prime is 477030723706639. The next prime is 477030723706679. The reversal of 477030723706640 is 46607327030774.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×477030723706640² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 250205447 + ... + 252104793.

Almost surely, 2^{477030723706640} is an apocalyptic number.

477030723706640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

477030723706640 is an abundant number, since it is smaller than the sum of its proper divisors (633838692225328).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

477030723706640 is a wasteful number, since it uses less digits than its factorization.

477030723706640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1904376 (or 1904370 counting only the distinct ones).

The product of its (nonzero) digits is 24893568, while the sum is 56.

The spelling of 477030723706640 in words is "four hundred seventy-seven trillion, thirty billion, seven hundred twenty-three million, seven hundred six thousand, six hundred forty".