412755621684 has 144 divisors (see below), whose sum is σ = 1187827647552. Its totient is φ = 110844453888.

The previous prime is 412755621679. The next prime is 412755621737. The reversal of 412755621684 is 486126557214.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7539699 + ... + 7594245.

It is an arithmetic number, because the mean of its divisors is an integer number (8248803108).

Almost surely, 2^412755621684 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 412755621684, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (593913823776).

412755621684 is an abundant number, since it is smaller than the sum of its proper divisors (775072025868).

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

412755621684 is a wasteful number, since it uses less digits than its factorization.

412755621684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55342 (or 55333 counting only the distinct ones).

The product of its digits is 3225600, while the sum is 51.

The spelling of 412755621684 in words is "four hundred twelve billion, seven hundred fifty-five million, six hundred twenty-one thousand, six hundred eighty-four".