50862990240 has 144 divisors (see below), whose sum is σ = 173640081888. Its totient is φ = 13557984768.

The previous prime is 50862990197. The next prime is 50862990259. The reversal of 50862990240 is 4209926805.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4583739 + ... + 4594821.

It is an arithmetic number, because the mean of its divisors is an integer number (1205833902).

Almost surely, 2^50862990240 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50862990240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86820040944).

50862990240 is an abundant number, since it is smaller than the sum of its proper divisors (122777091648).

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

50862990240 is a wasteful number, since it uses less digits than its factorization.

50862990240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14291 (or 14280 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 45.

The spelling of 50862990240 in words is "fifty billion, eight hundred sixty-two million, nine hundred ninety thousand, two hundred forty".