52452413040 has 80 divisors (see below), whose sum is σ = 162634117536. Its totient is φ = 13984588800.

The previous prime is 52452413029. The next prime is 52452413053. The reversal of 52452413040 is 4031425425.

It is a tau number, because it is divible by the number of its divisors (80).

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 = 52452412989 and 52452413007.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1417170 + ... + 1453710.

Almost surely, 2^52452413040 is an apocalyptic number.

It is an amenable number.

52452413040 is an abundant number, since it is smaller than the sum of its proper divisors (110181704496).

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

52452413040 is a wasteful number, since it uses less digits than its factorization.

52452413040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42538 (or 42532 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 30.

Adding to 52452413040 its reverse (4031425425), we get a palindrome (56483838465).

The spelling of 52452413040 in words is "fifty-two billion, four hundred fifty-two million, four hundred thirteen thousand, forty".