53025400440 has 64 divisors (see below), whose sum is σ = 176751338400. Its totient is φ = 14140106496.

The previous prime is 53025400433. The next prime is 53025400453. The reversal of 53025400440 is 4400452035.

53025400440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

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, 24547717 + ... + 24549876.

Almost surely, 2^53025400440 is an apocalyptic number.

It is an amenable number.

53025400440 is an abundant number, since it is smaller than the sum of its proper divisors (123725937960).

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

53025400440 is a wasteful number, since it uses less digits than its factorization.

53025400440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49097613 (or 49097603 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 27.

Adding to 53025400440 its reverse (4400452035), we get a palindrome (57425852475).

The spelling of 53025400440 in words is "fifty-three billion, twenty-five million, four hundred thousand, four hundred forty".