50355557000 has 256 divisors, whose sum is σ = 139142016000. Its totient is φ = 16696627200.

The previous prime is 50355556981. The next prime is 50355557027. The reversal of 50355557000 is 75555305.

50355557000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 51540512 + ... + 51541488.

It is an arithmetic number, because the mean of its divisors is an integer number (543523500).

Almost surely, 2^50355557000 is an apocalyptic number.

50355557000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50355557000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69571008000).

50355557000 is an abundant number, since it is smaller than the sum of its proper divisors (88786459000).

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

50355557000 is a wasteful number, since it uses less digits than its factorization.

50355557000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1241 (or 1227 counting only the distinct ones).

The product of its (nonzero) digits is 65625, while the sum is 35.

The spelling of 50355557000 in words is "fifty billion, three hundred fifty-five million, five hundred fifty-seven thousand".