50518965222 has 64 divisors (see below), whose sum is σ = 122554080000. Its totient is φ = 15298295040.

The previous prime is 50518965221. The next prime is 50518965223. The reversal of 50518965222 is 22256981505.

50518965222 is a `hidden beast` number, since 50 + 518 + 9 + 65 + 2 + 22 = 666.

It is an interprime number because it is at equal distance from previous prime (50518965221) and next prime (50518965223).

It is a super-4 number, since 4×50518965222⁴ (a number of 44 digits) contains 4444 as substring. Note that it is a super-d number also for d = 3.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50518965221) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 862038 + ... + 918774.

It is an arithmetic number, because the mean of its divisors is an integer number (1914907500).

Almost surely, 2^50518965222 is an apocalyptic number.

50518965222 is an abundant number, since it is smaller than the sum of its proper divisors (72035114778).

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

50518965222 is a wasteful number, since it uses less digits than its factorization.

50518965222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58258 (or 58252 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 45.

The spelling of 50518965222 in words is "fifty billion, five hundred eighteen million, nine hundred sixty-five thousand, two hundred twenty-two".