23226540612 has 24 divisors (see below), whose sum is σ = 59122103712. Its totient is φ = 7038345600.

The previous prime is 23226540607. The next prime is 23226540629. The reversal of 23226540612 is 21604562232.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87979189 + ... + 87979452.

It is an arithmetic number, because the mean of its divisors is an integer number (2463420988).

Almost surely, 2^23226540612 is an apocalyptic number.

23226540612 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

23226540612 is an abundant number, since it is smaller than the sum of its proper divisors (35895563100).

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

23226540612 is a wasteful number, since it uses less digits than its factorization.

23226540612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175958659 (or 175958657 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 33.

The spelling of 23226540612 in words is "twenty-three billion, two hundred twenty-six million, five hundred forty thousand, six hundred twelve".