23154401274535 has 32 divisors (see below), whose sum is σ = 28598135182848. Its totient is φ = 17986686802560.

The previous prime is 23154401274527. The next prime is 23154401274601. The reversal of 23154401274535 is 53547210445132.

It is not a de Polignac number, because 23154401274535 - 2³ = 23154401274527 is a prime.

It is a super-2 number, since 2×23154401274535² (a number of 28 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 755898670 + ... + 755929300.

It is an arithmetic number, because the mean of its divisors is an integer number (893691724464).

Almost surely, 2^{23154401274535} is an apocalyptic number.

23154401274535 is a deficient number, since it is larger than the sum of its proper divisors (5443733908313).

23154401274535 is a wasteful number, since it uses less digits than its factorization.

23154401274535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51175.

The product of its (nonzero) digits is 2016000, while the sum is 46.

The spelling of 23154401274535 in words is "twenty-three trillion, one hundred fifty-four billion, four hundred one million, two hundred seventy-four thousand, five hundred thirty-five".