50515925340 has 384 divisors, whose sum is σ = 165699717120. Its totient is φ = 11417190400.

The previous prime is 50515925281. The next prime is 50515925371. The reversal of 50515925340 is 4352951505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 27893035 + ... + 27894845.

It is an arithmetic number, because the mean of its divisors is an integer number (431509680).

Almost surely, 2^50515925340 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 50515925340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (82849858560).

50515925340 is an abundant number, since it is smaller than the sum of its proper divisors (115183791780).

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

50515925340 is a wasteful number, since it uses less digits than its factorization.

50515925340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1933 (or 1931 counting only the distinct ones).

The product of its (nonzero) digits is 135000, while the sum is 39.

The spelling of 50515925340 in words is "fifty billion, five hundred fifteen million, nine hundred twenty-five thousand, three hundred forty".