52358591040 has 448 divisors, whose sum is σ = 209919320064. Its totient is φ = 10773430272.

The previous prime is 52358591003. The next prime is 52358591071. The reversal of 52358591040 is 4019585325.

It is a tau number, because it is divible by the number of its divisors (448).

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 = 52358590983 and 52358591001.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2617557 + ... + 2637483.

Almost surely, 2^52358591040 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 52358591040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (104959660032).

52358591040 is an abundant number, since it is smaller than the sum of its proper divisors (157560729024).

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

52358591040 is a wasteful number, since it uses less digits than its factorization.

52358591040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19994 (or 19984 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 42.

The spelling of 52358591040 in words is "fifty-two billion, three hundred fifty-eight million, five hundred ninety-one thousand, forty".