52272865858 has 4 divisors (see below), whose sum is σ = 78409298790. Its totient is φ = 26136432928.

The previous prime is 52272865649. The next prime is 52272865867. The reversal of 52272865858 is 85856827225.

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., 37813524849 + 14459341009 = 194457^2 + 120247^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13068216463 + ... + 13068216466.

Almost surely, 2^52272865858 is an apocalyptic number.

52272865858 is a deficient number, since it is larger than the sum of its proper divisors (26136432932).

52272865858 is a wasteful number, since it uses less digits than its factorization.

52272865858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26136432931.

The product of its digits is 21504000, while the sum is 58.

The spelling of 52272865858 in words is "fifty-two billion, two hundred seventy-two million, eight hundred sixty-five thousand, eight hundred fifty-eight".