53401240156504 has 16 divisors (see below), whose sum is σ = 100576326755520. Its totient is φ = 26580886355040.

The previous prime is 53401240156493. The next prime is 53401240156529. The reversal of 53401240156504 is 40565104210435.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14966713507 + ... + 14966717074.

It is an arithmetic number, because the mean of its divisors is an integer number (6286020422220).

Almost surely, 2^{53401240156504} is an apocalyptic number.

It is an amenable number.

53401240156504 is a deficient number, since it is larger than the sum of its proper divisors (47175086599016).

53401240156504 is a wasteful number, since it uses less digits than its factorization.

53401240156504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29933430810 (or 29933430806 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 40.

Adding to 53401240156504 its reverse (40565104210435), we get a palindrome (93966344366939).

The spelling of 53401240156504 in words is "fifty-three trillion, four hundred one billion, two hundred forty million, one hundred fifty-six thousand, five hundred four".