23154402546534 has 64 divisors (see below), whose sum is σ = 52969015825920. Its totient is φ = 6609962603520.

The previous prime is 23154402546523. The next prime is 23154402546547. The reversal of 23154402546534 is 43564520445132.

It is a super-2 number, since 2×23154402546534² (a number of 28 digits) contains 22 as substring.

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, 241867062 + ... + 241962774.

It is an arithmetic number, because the mean of its divisors is an integer number (827640872280).

Almost surely, 2^{23154402546534} is an apocalyptic number.

23154402546534 is an abundant number, since it is smaller than the sum of its proper divisors (29814613279386).

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

23154402546534 is a wasteful number, since it uses less digits than its factorization.

23154402546534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100525.

The product of its (nonzero) digits is 6912000, while the sum is 48.

The spelling of 23154402546534 in words is "twenty-three trillion, one hundred fifty-four billion, four hundred two million, five hundred forty-six thousand, five hundred thirty-four".