422634628155 has 32 divisors (see below), whose sum is σ = 678189173760. Its totient is φ = 224747550720.

The previous prime is 422634628153. The next prime is 422634628223. The reversal of 422634628155 is 551826436224.

It is not a de Polignac number, because 422634628155 - 2¹ = 422634628153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (422634628153) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26091739 + ... + 26107931.

It is an arithmetic number, because the mean of its divisors is an integer number (21193411680).

Almost surely, 2^422634628155 is an apocalyptic number.

422634628155 is a deficient number, since it is larger than the sum of its proper divisors (255554545605).

422634628155 is a wasteful number, since it uses less digits than its factorization.

422634628155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21171.

The product of its digits is 2764800, while the sum is 48.

The spelling of 422634628155 in words is "four hundred twenty-two billion, six hundred thirty-four million, six hundred twenty-eight thousand, one hundred fifty-five".