23450543012 has 24 divisors (see below), whose sum is σ = 44476768056. Its totient is φ = 10754385408.

The previous prime is 23450543003. The next prime is 23450543027. The reversal of 23450543012 is 21034505432.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 37258816 + 23413284196 = 6104^2 + 153014^2 .

It is an alternating number because its digits alternate between even and odd.

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, 1428053 + ... + 1444380.

It is an arithmetic number, because the mean of its divisors is an integer number (1853198669).

Almost surely, 2^23450543012 is an apocalyptic number.

It is an amenable number.

23450543012 is a deficient number, since it is larger than the sum of its proper divisors (21026225044).

23450543012 is a wasteful number, since it uses less digits than its factorization.

23450543012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2872607 (or 2872605 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 29.

The spelling of 23450543012 in words is "twenty-three billion, four hundred fifty million, five hundred forty-three thousand, twelve".