23463971994 has 16 divisors (see below), whose sum is σ = 46929847968. Its totient is φ = 7821006672.

The previous prime is 23463971983. The next prime is 23463972047. The reversal of 23463971994 is 49917936432.

It is a happy number.

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, 119029 + ... + 247175.

It is an arithmetic number, because the mean of its divisors is an integer number (2933115498).

Almost surely, 2^23463971994 is an apocalyptic number.

23463971994 is an abundant number, since it is smaller than the sum of its proper divisors (23465875974).

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

23463971994 is a wasteful number, since it uses less digits than its factorization.

23463971994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158669.

The product of its digits is 8817984, while the sum is 57.

The spelling of 23463971994 in words is "twenty-three billion, four hundred sixty-three million, nine hundred seventy-one thousand, nine hundred ninety-four".