23227581939 has 16 divisors (see below), whose sum is σ = 31743436032. Its totient is φ = 15101891168.

The previous prime is 23227581859. The next prime is 23227581953. The reversal of 23227581939 is 93918572232.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 23227581939 - 2⁸ = 23227581683 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23227581891 and 23227581900.

It is not an unprimeable number, because it can be changed into a prime (23227580939) 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 15 ways as a sum of consecutive naturals, for example, 410829 + ... + 463934.

It is an arithmetic number, because the mean of its divisors is an integer number (1983964752).

Almost surely, 2^23227581939 is an apocalyptic number.

23227581939 is a deficient number, since it is larger than the sum of its proper divisors (8515854093).

23227581939 is a wasteful number, since it uses less digits than its factorization.

23227581939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 874986.

The product of its digits is 1632960, while the sum is 51.

The spelling of 23227581939 in words is "twenty-three billion, two hundred twenty-seven million, five hundred eighty-one thousand, nine hundred thirty-nine".