50215517040 has 80 divisors (see below), whose sum is σ = 167642582688. Its totient is φ = 12360741888.

The previous prime is 50215517039. The next prime is 50215517083. The reversal of 50215517040 is 4071551205.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 50215516989 and 50215517007.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8044239 + ... + 8050478.

Almost surely, 2^50215517040 is an apocalyptic number.

It is an amenable number.

50215517040 is an abundant number, since it is smaller than the sum of its proper divisors (117427065648).

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

50215517040 is a wasteful number, since it uses less digits than its factorization.

50215517040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16094746 (or 16094740 counting only the distinct ones).

The product of its (nonzero) digits is 7000, while the sum is 30.

The spelling of 50215517040 in words is "fifty billion, two hundred fifteen million, five hundred seventeen thousand, forty".