52120021054 has 32 divisors (see below), whose sum is σ = 79995063456. Its totient is φ = 25462081920.

The previous prime is 52120021039. The next prime is 52120021067. The reversal of 52120021054 is 45012002125.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10684464 + ... + 10689340.

It is an arithmetic number, because the mean of its divisors is an integer number (2499845733).

Almost surely, 2^52120021054 is an apocalyptic number.

52120021054 is a deficient number, since it is larger than the sum of its proper divisors (27875042402).

52120021054 is a wasteful number, since it uses less digits than its factorization.

52120021054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5580.

The product of its (nonzero) digits is 800, while the sum is 22.

Adding to 52120021054 its reverse (45012002125), we get a palindrome (97132023179).

The spelling of 52120021054 in words is "fifty-two billion, one hundred twenty million, twenty-one thousand, fifty-four".