53050503440 has 160 divisors (see below), whose sum is σ = 143433676800. Its totient is φ = 18043983360.

The previous prime is 53050503427. The next prime is 53050503469. The reversal of 53050503440 is 4430505035.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1300799 + ... + 1340961.

It is an arithmetic number, because the mean of its divisors is an integer number (896460480).

Almost surely, 2^53050503440 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 53050503440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71716838400).

53050503440 is an abundant number, since it is smaller than the sum of its proper divisors (90383173360).

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

53050503440 is a wasteful number, since it uses less digits than its factorization.

53050503440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40285 (or 40279 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 29.

The spelling of 53050503440 in words is "fifty-three billion, fifty million, five hundred three thousand, four hundred forty".