50735068440 has 384 divisors, whose sum is σ = 188225856000. Its totient is φ = 10877110272.

The previous prime is 50735068429. The next prime is 50735068457. The reversal of 50735068440 is 4486053705.

It is a super-2 number, since 2×50735068440² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 50735068392 and 50735068401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 11504956 + ... + 11509364.

It is an arithmetic number, because the mean of its divisors is an integer number (490171500).

Almost surely, 2^50735068440 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 50735068440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (94112928000).

50735068440 is an abundant number, since it is smaller than the sum of its proper divisors (137490787560).

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

50735068440 is a wasteful number, since it uses less digits than its factorization.

50735068440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4559 (or 4548 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 42.

The spelling of 50735068440 in words is "fifty billion, seven hundred thirty-five million, sixty-eight thousand, four hundred forty".