23070142565242 has 4 divisors (see below), whose sum is σ = 34605213847866. Its totient is φ = 11535071282620.

The previous prime is 23070142565213. The next prime is 23070142565263. The reversal of 23070142565242 is 24256524107032.

It is a happy number.

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., 19230145677961 + 3839996887281 = 4385219^2 + 1959591^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5767535641309 + ... + 5767535641312.

Almost surely, 2^{23070142565242} is an apocalyptic number.

23070142565242 is a deficient number, since it is larger than the sum of its proper divisors (11535071282624).

23070142565242 is a wasteful number, since it uses less digits than its factorization.

23070142565242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11535071282623.

The product of its (nonzero) digits is 806400, while the sum is 43.

The spelling of 23070142565242 in words is "twenty-three trillion, seventy billion, one hundred forty-two million, five hundred sixty-five thousand, two hundred forty-two".