22155200036464 has 80 divisors (see below), whose sum is σ = 48439539671040. Its totient is φ = 9725342112000.

The previous prime is 22155200036413. The next prime is 22155200036467. The reversal of 22155200036464 is 46463000255122.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22155200036467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1625307 + ... + 6852154.

It is an arithmetic number, because the mean of its divisors is an integer number (605494245888).

Almost surely, 2^{22155200036464} is an apocalyptic number.

It is an amenable number.

22155200036464 is an abundant number, since it is smaller than the sum of its proper divisors (26284339634576).

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

22155200036464 is a wasteful number, since it uses less digits than its factorization.

22155200036464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8477990 (or 8477984 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 40.

The spelling of 22155200036464 in words is "twenty-two trillion, one hundred fifty-five billion, two hundred million, thirty-six thousand, four hundred sixty-four".