50439868535352 has 128 divisors (see below), whose sum is σ = 129817113845760. Its totient is φ = 16326795663360.

The previous prime is 50439868535351. The next prime is 50439868535401. The reversal of 50439868535352 is 25353586893405.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50439868535351) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 28282788 + ... + 30013260.

It is an arithmetic number, because the mean of its divisors is an integer number (1014196201920).

Almost surely, 2^{50439868535352} is an apocalyptic number.

It is an amenable number.

50439868535352 is an abundant number, since it is smaller than the sum of its proper divisors (79377245310408).

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

50439868535352 is a wasteful number, since it uses less digits than its factorization.

50439868535352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1730813 (or 1730809 counting only the distinct ones).

The product of its (nonzero) digits is 466560000, while the sum is 66.

The spelling of 50439868535352 in words is "fifty trillion, four hundred thirty-nine billion, eight hundred sixty-eight million, five hundred thirty-five thousand, three hundred fifty-two".