22739501001 has 12 divisors (see below), whose sum is σ = 35269430352. Its totient is φ = 12994000488.

The previous prime is 22739500997. The next prime is 22739501023. The reversal of 22739501001 is 10010593722.

It is not a de Polignac number, because 22739501001 - 2² = 22739500997 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22739501001.

It is not an unprimeable number, because it can be changed into a prime (22739501501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 77345095 + ... + 77345388.

It is an arithmetic number, because the mean of its divisors is an integer number (2939119196).

Almost surely, 2^22739501001 is an apocalyptic number.

22739501001 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

22739501001 is a deficient number, since it is larger than the sum of its proper divisors (12529929351).

22739501001 is a wasteful number, since it uses less digits than its factorization.

22739501001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154690500 (or 154690493 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 30.

The spelling of 22739501001 in words is "twenty-two billion, seven hundred thirty-nine million, five hundred one thousand, one".