22640263953 has 8 divisors (see below), whose sum is σ = 31227950400. Its totient is φ = 14573043408.

The previous prime is 22640263949. The next prime is 22640263967. The reversal of 22640263953 is 35936204622.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22640263953 - 2² = 22640263949 is a prime.

It is a super-2 number, since 2×22640263953² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22640263913) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 130116373 + ... + 130116546.

It is an arithmetic number, because the mean of its divisors is an integer number (3903493800).

Almost surely, 2^22640263953 is an apocalyptic number.

It is an amenable number.

22640263953 is a deficient number, since it is larger than the sum of its proper divisors (8587686447).

22640263953 is a wasteful number, since it uses less digits than its factorization.

22640263953 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260232951.

The product of its (nonzero) digits is 466560, while the sum is 42.

The spelling of 22640263953 in words is "twenty-two billion, six hundred forty million, two hundred sixty-three thousand, nine hundred fifty-three".