23154372662747 has 16 divisors (see below), whose sum is σ = 23967055072800. Its totient is φ = 22342644468480.

The previous prime is 23154372662719. The next prime is 23154372662779. The reversal of 23154372662747 is 74726627345132.

It is a cyclic number.

It is not a de Polignac number, because 23154372662747 - 2⁶ = 23154372662683 is a prime.

It is a super-2 number, since 2×23154372662747² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23154372662147) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 380666597 + ... + 380727417.

It is an arithmetic number, because the mean of its divisors is an integer number (1497940942050).

Almost surely, 2^{23154372662747} is an apocalyptic number.

23154372662747 is a deficient number, since it is larger than the sum of its proper divisors (812682410053).

23154372662747 is a wasteful number, since it uses less digits than its factorization.

23154372662747 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68446.

The product of its digits is 71124480, while the sum is 59.

The spelling of 23154372662747 in words is "twenty-three trillion, one hundred fifty-four billion, three hundred seventy-two million, six hundred sixty-two thousand, seven hundred forty-seven".