52618121950 has 24 divisors (see below), whose sum is σ = 98116267032. Its totient is φ = 20994225120.

The previous prime is 52618121947. The next prime is 52618121977. The reversal of 52618121950 is 5912181625.

It is a congruent number.

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, 1305544 + ... + 1345243.

It is an arithmetic number, because the mean of its divisors is an integer number (4088177793).

Almost surely, 2^52618121950 is an apocalyptic number.

52618121950 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

52618121950 is a deficient number, since it is larger than the sum of its proper divisors (45498145082).

52618121950 is a wasteful number, since it uses less digits than its factorization.

52618121950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2651196 (or 2651191 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 40.

The spelling of 52618121950 in words is "fifty-two billion, six hundred eighteen million, one hundred twenty-one thousand, nine hundred fifty".