52115287123650 has 24 divisors (see below), whose sum is σ = 129245912067024. Its totient is φ = 13897409899600.

The previous prime is 52115287123637. The next prime is 52115287123673. The reversal of 52115287123650 is 5632178251125.

It is a self number, because there is not a number n which added to its sum of digits gives 52115287123650.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 173717623596 + ... + 173717623895.

It is an arithmetic number, because the mean of its divisors is an integer number (5385246336126).

Almost surely, 2^{52115287123650} is an apocalyptic number.

52115287123650 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

52115287123650 is an abundant number, since it is smaller than the sum of its proper divisors (77130624943374).

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

52115287123650 is a wasteful number, since it uses less digits than its factorization.

52115287123650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 347435247506 (or 347435247501 counting only the distinct ones).

The product of its (nonzero) digits is 1008000, while the sum is 48.

The spelling of 52115287123650 in words is "fifty-two trillion, one hundred fifteen billion, two hundred eighty-seven million, one hundred twenty-three thousand, six hundred fifty".