50135345040 has 160 divisors (see below), whose sum is σ = 169626857472. Its totient is φ = 12148416000.

The previous prime is 50135345021. The next prime is 50135345123. The reversal of 50135345040 is 4054353105.

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 = 50135344989 and 50135345007.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10375425 + ... + 10380255.

Almost surely, 2^50135345040 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 50135345040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84813428736).

50135345040 is an abundant number, since it is smaller than the sum of its proper divisors (119491512432).

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

50135345040 is a wasteful number, since it uses less digits than its factorization.

50135345040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8789 (or 8783 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 30.

Adding to 50135345040 its reverse (4054353105), we get a palindrome (54189698145).

The spelling of 50135345040 in words is "fifty billion, one hundred thirty-five million, three hundred forty-five thousand, forty".