412547640638 has 16 divisors (see below), whose sum is σ = 707308692480. Its totient is φ = 176785090296.

The previous prime is 412547640599. The next prime is 412547640647. The reversal of 412547640638 is 836046745214.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1631318 + ... + 1867161.

It is an arithmetic number, because the mean of its divisors is an integer number (44206793280).

Almost surely, 2^412547640638 is an apocalyptic number.

412547640638 is a deficient number, since it is larger than the sum of its proper divisors (294761051842).

412547640638 is a wasteful number, since it uses less digits than its factorization.

412547640638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3506911.

The product of its (nonzero) digits is 3870720, while the sum is 50.

The spelling of 412547640638 in words is "four hundred twelve billion, five hundred forty-seven million, six hundred forty thousand, six hundred thirty-eight".