23122473898 has 8 divisors (see below), whose sum is σ = 35529655140. Its totient is φ = 11279255520.

The previous prime is 23122473839. The next prime is 23122473901. The reversal of 23122473898 is 89837422132.

It can be written as a sum of positive squares in 2 ways, for example, as 23106128049 + 16345849 = 152007^2 + 4043^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 140990613 + ... + 140990776.

Almost surely, 2^23122473898 is an apocalyptic number.

23122473898 is a deficient number, since it is larger than the sum of its proper divisors (12407181242).

23122473898 is a wasteful number, since it uses less digits than its factorization.

23122473898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 281981432.

The product of its digits is 1161216, while the sum is 49.

The spelling of 23122473898 in words is "twenty-three billion, one hundred twenty-two million, four hundred seventy-three thousand, eight hundred ninety-eight".