22155305560620 has 48 divisors (see below), whose sum is σ = 62246578675680. Its totient is φ = 5887917377536.

The previous prime is 22155305560537. The next prime is 22155305560691. The reversal of 22155305560620 is 2606550355122.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 630110565 + ... + 630145724.

It is an arithmetic number, because the mean of its divisors is an integer number (1296803722410).

Almost surely, 2^{22155305560620} is an apocalyptic number.

22155305560620 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22155305560620 is an abundant number, since it is smaller than the sum of its proper divisors (40091273115060).

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

22155305560620 is a wasteful number, since it uses less digits than its factorization.

22155305560620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1260256594 (or 1260256592 counting only the distinct ones).

The product of its (nonzero) digits is 540000, while the sum is 42.

The spelling of 22155305560620 in words is "twenty-two trillion, one hundred fifty-five billion, three hundred five million, five hundred sixty thousand, six hundred twenty".