23145133636026 has 48 divisors (see below), whose sum is σ = 54099502188264. Its totient is φ = 7124214269952.

The previous prime is 23145133636019. The next prime is 23145133636039. The reversal of 23145133636026 is 62063633154132.

23145133636026 is a `hidden beast` number, since 2 + 3 + 1 + 4 + 5 + 1 + 3 + 3 + 636 + 0 + 2 + 6 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 21695520044025 + 1449613592001 = 4657845^2 + 1203999^2 .

It is a super-2 number, since 2×23145133636026² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 713546911 + ... + 713579346.

Almost surely, 2^{23145133636026} is an apocalyptic number.

23145133636026 is an abundant number, since it is smaller than the sum of its proper divisors (30954368552238).

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

23145133636026 is a wasteful number, since it uses less digits than its factorization.

23145133636026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1427126335 (or 1427126332 counting only the distinct ones).

The product of its (nonzero) digits is 1399680, while the sum is 45.

The spelling of 23145133636026 in words is "twenty-three trillion, one hundred forty-five billion, one hundred thirty-three million, six hundred thirty-six thousand, twenty-six".