412669556706621 has 8 divisors (see below), whose sum is σ = 550441259848864. Its totient is φ = 275005445684400.

The previous prime is 412669556706613. The next prime is 412669556706661. The reversal of 412669556706621 is 126607655966214.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 412669556706621 - 2³ = 412669556706613 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (412669556706661) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26898021055 + ... + 26898036396.

It is an arithmetic number, because the mean of its divisors is an integer number (68805157481108).

Almost surely, 2^{412669556706621} is an apocalyptic number.

It is an amenable number.

412669556706621 is a deficient number, since it is larger than the sum of its proper divisors (137771703142243).

412669556706621 is a wasteful number, since it uses less digits than its factorization.

412669556706621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53796060011.

The product of its (nonzero) digits is 195955200, while the sum is 66.

The spelling of 412669556706621 in words is "four hundred twelve trillion, six hundred sixty-nine billion, five hundred fifty-six million, seven hundred six thousand, six hundred twenty-one".