22640255431215 has 16 divisors (see below), whose sum is σ = 36224471462400. Its totient is φ = 12074781972512.

The previous prime is 22640255431201. The next prime is 22640255431217. The reversal of 22640255431215 is 51213455204622.

It is a cyclic number.

It is not a de Polignac number, because 22640255431215 - 2⁶ = 22640255431151 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22640255431217) 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, 12015406 + ... + 13771364.

It is an arithmetic number, because the mean of its divisors is an integer number (2264029466400).

Almost surely, 2^{22640255431215} is an apocalyptic number.

22640255431215 is a deficient number, since it is larger than the sum of its proper divisors (13584216031185).

22640255431215 is a wasteful number, since it uses less digits than its factorization.

22640255431215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2615526.

The product of its (nonzero) digits is 576000, while the sum is 42.

The spelling of 22640255431215 in words is "twenty-two trillion, six hundred forty billion, two hundred fifty-five million, four hundred thirty-one thousand, two hundred fifteen".