421379658622 has 16 divisors (see below), whose sum is σ = 681626548512. Its totient is φ = 194215396320.

The previous prime is 421379658617. The next prime is 421379658709. The reversal of 421379658622 is 226856973124.

It is a happy 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, 11127529 + ... + 11165332.

It is an arithmetic number, because the mean of its divisors is an integer number (42601659282).

Almost surely, 2^421379658622 is an apocalyptic number.

421379658622 is a deficient number, since it is larger than the sum of its proper divisors (260246889890).

421379658622 is a wasteful number, since it uses less digits than its factorization.

421379658622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22293603.

The product of its digits is 8709120, while the sum is 55.

The spelling of 421379658622 in words is "four hundred twenty-one billion, three hundred seventy-nine million, six hundred fifty-eight thousand, six hundred twenty-two".