50450478650 has 192 divisors, whose sum is σ = 119193621120. Its totient is φ = 15607987200.

The previous prime is 50450478649. The next prime is 50450478671. The reversal of 50450478650 is 5687405405.

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 5021432 + ... + 5031468.

It is an arithmetic number, because the mean of its divisors is an integer number (620800110).

Almost surely, 2^50450478650 is an apocalyptic number.

50450478650 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

50450478650 is an abundant number, since it is smaller than the sum of its proper divisors (68743142470).

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

50450478650 is a wasteful number, since it uses less digits than its factorization.

50450478650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10129 (or 10124 counting only the distinct ones).

The product of its (nonzero) digits is 672000, while the sum is 44.

The spelling of 50450478650 in words is "fifty billion, four hundred fifty million, four hundred seventy-eight thousand, six hundred fifty".