52952777878 has 32 divisors (see below), whose sum is σ = 106646158080. Its totient is φ = 19043955360.

The previous prime is 52952777863. The next prime is 52952777881. The reversal of 52952777878 is 87877725925.

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, 13222968 + ... + 13226971.

It is an arithmetic number, because the mean of its divisors is an integer number (3332692440).

Almost surely, 2^52952777878 is an apocalyptic number.

52952777878 is an abundant number, since it is smaller than the sum of its proper divisors (53693380202).

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

52952777878 is a wasteful number, since it uses less digits than its factorization.

52952777878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26449972.

The product of its digits is 138297600, while the sum is 67.

The spelling of 52952777878 in words is "fifty-two billion, nine hundred fifty-two million, seven hundred seventy-seven thousand, eight hundred seventy-eight".