22640340400522 has 32 divisors (see below), whose sum is σ = 38121929903232. Its totient is φ = 10015226109504.

The previous prime is 22640340400519. The next prime is 22640340400583. The reversal of 22640340400522 is 22500404304622.

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, 175567318 + ... + 175696225.

It is an arithmetic number, because the mean of its divisors is an integer number (1191310309476).

Almost surely, 2^{22640340400522} is an apocalyptic number.

22640340400522 is a deficient number, since it is larger than the sum of its proper divisors (15481589502710).

22640340400522 is a wasteful number, since it uses less digits than its factorization.

22640340400522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351263662.

The product of its (nonzero) digits is 92160, while the sum is 34.

The spelling of 22640340400522 in words is "twenty-two trillion, six hundred forty billion, three hundred forty million, four hundred thousand, five hundred twenty-two".