52435555425 has 72 divisors (see below), whose sum is σ = 107848409760. Its totient is φ = 24085209600.

The previous prime is 52435555423. The next prime is 52435555433. The reversal of 52435555425 is 52455553425.

52435555425 is a `hidden beast` number, since 5 + 2 + 43 + 55 + 554 + 2 + 5 = 666.

It is not a de Polignac number, because 52435555425 - 2¹ = 52435555423 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (52435555421) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 510504 + ... + 604553.

It is an arithmetic number, because the mean of its divisors is an integer number (1497894580).

Almost surely, 2^52435555425 is an apocalyptic number.

52435555425 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

52435555425 is an abundant number, since it is smaller than the sum of its proper divisors (55412854335).

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

52435555425 is a wasteful number, since it uses less digits than its factorization.

52435555425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1115103 (or 1115095 counting only the distinct ones).

The product of its digits is 3000000, while the sum is 45.

The spelling of 52435555425 in words is "fifty-two billion, four hundred thirty-five million, five hundred fifty-five thousand, four hundred twenty-five".