53440412504 has 32 divisors (see below), whose sum is σ = 100483275600. Its totient is φ = 26644961280.

The previous prime is 53440412503. The next prime is 53440412521. The reversal of 53440412504 is 40521404435.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53440412503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5844224 + ... + 5853360.

Almost surely, 2^53440412504 is an apocalyptic number.

It is an amenable number.

53440412504 is a deficient number, since it is larger than the sum of its proper divisors (47042863096).

53440412504 is a wasteful number, since it uses less digits than its factorization.

53440412504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11123 (or 11119 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 32.

Adding to 53440412504 its reverse (40521404435), we get a palindrome (93961816939).

The spelling of 53440412504 in words is "fifty-three billion, four hundred forty million, four hundred twelve thousand, five hundred four".