23952560978 has 4 divisors (see below), whose sum is σ = 35928841470. Its totient is φ = 11976280488.

The previous prime is 23952560927. The next prime is 23952560999. The reversal of 23952560978 is 87906525932.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 12869314249 + 11083246729 = 113443^2 + 105277^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5988140243 + ... + 5988140246.

Almost surely, 2^23952560978 is an apocalyptic number.

23952560978 is a deficient number, since it is larger than the sum of its proper divisors (11976280492).

23952560978 is a wasteful number, since it uses less digits than its factorization.

23952560978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11976280491.

The product of its (nonzero) digits is 8164800, while the sum is 56.

The spelling of 23952560978 in words is "twenty-three billion, nine hundred fifty-two million, five hundred sixty thousand, nine hundred seventy-eight".