23221461692 has 24 divisors (see below), whose sum is σ = 47742027312. Its totient is φ = 9743270400.

The previous prime is 23221461677. The next prime is 23221461713. The reversal of 23221461692 is 29616412232.

It is a super-2 number, since 2×23221461692² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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, 20297909 + ... + 20299052.

It is an arithmetic number, because the mean of its divisors is an integer number (1989251138).

Almost surely, 2^23221461692 is an apocalyptic number.

23221461692 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

23221461692 is an abundant number, since it is smaller than the sum of its proper divisors (24520565620).

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

23221461692 is a wasteful number, since it uses less digits than its factorization.

23221461692 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40596989 (or 40596987 counting only the distinct ones).

The product of its digits is 62208, while the sum is 38.

The spelling of 23221461692 in words is "twenty-three billion, two hundred twenty-one million, four hundred sixty-one thousand, six hundred ninety-two".