23201908626 has 16 divisors (see below), whose sum is σ = 49973341824. Its totient is φ = 7139048784.

The previous prime is 23201908619. The next prime is 23201908627. The reversal of 23201908626 is 62680910232.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (23201908627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 148730106 + ... + 148730261.

It is an arithmetic number, because the mean of its divisors is an integer number (3123333864).

Almost surely, 2^23201908626 is an apocalyptic number.

23201908626 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

23201908626 is an abundant number, since it is smaller than the sum of its proper divisors (26771433198).

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

23201908626 is a wasteful number, since it uses less digits than its factorization.

23201908626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 297460385.

The product of its (nonzero) digits is 62208, while the sum is 39.

The spelling of 23201908626 in words is "twenty-three billion, two hundred one million, nine hundred eight thousand, six hundred twenty-six".