621514222126 has 32 divisors (see below), whose sum is σ = 1072653834240. Its totient is φ = 264563496000.

The previous prime is 621514222111. The next prime is 621514222139. The reversal of 621514222126 is 621222415126.

It is a junction number, because it is equal to n+sod(n) for n = 621514222091 and 621514222100.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20784706 + ... + 20814586.

It is an arithmetic number, because the mean of its divisors is an integer number (33520432320).

Almost surely, 2^621514222126 is an apocalyptic number.

621514222126 is a deficient number, since it is larger than the sum of its proper divisors (451139612114).

621514222126 is a wasteful number, since it uses less digits than its factorization.

621514222126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39880.

The product of its digits is 23040, while the sum is 34.

The spelling of 621514222126 in words is "six hundred twenty-one billion, five hundred fourteen million, two hundred twenty-two thousand, one hundred twenty-six".