50287102128 has 40 divisors (see below), whose sum is σ = 144342609200. Its totient is φ = 16762367232.

The previous prime is 50287102109. The next prime is 50287102147. The reversal of 50287102128 is 82120178205.

It is an interprime number because it is at equal distance from previous prime (50287102109) and next prime (50287102147).

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 50287102092 and 50287102101.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58202233 + ... + 58203096.

It is an arithmetic number, because the mean of its divisors is an integer number (3608565230).

Almost surely, 2^50287102128 is an apocalyptic number.

It is an amenable number.

50287102128 is an abundant number, since it is smaller than the sum of its proper divisors (94055507072).

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

50287102128 is a wasteful number, since it uses less digits than its factorization.

50287102128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116405346 (or 116405334 counting only the distinct ones).

The product of its (nonzero) digits is 17920, while the sum is 36.

The spelling of 50287102128 in words is "fifty billion, two hundred eighty-seven million, one hundred two thousand, one hundred twenty-eight".