53502013405 has 16 divisors (see below), whose sum is σ = 64856371968. Its totient is φ = 42365880000.

The previous prime is 53502013387. The next prime is 53502013421. The reversal of 53502013405 is 50431020535.

It is not a de Polignac number, because 53502013405 - 2⁵ = 53502013373 is a prime.

It is a Duffinian number.

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, 2063170 + ... + 2088940.

It is an arithmetic number, because the mean of its divisors is an integer number (4053523248).

Almost surely, 2^53502013405 is an apocalyptic number.

It is an amenable number.

53502013405 is a deficient number, since it is larger than the sum of its proper divisors (11354358563).

53502013405 is a wasteful number, since it uses less digits than its factorization.

53502013405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29988.

The product of its (nonzero) digits is 9000, while the sum is 28.

The spelling of 53502013405 in words is "fifty-three billion, five hundred two million, thirteen thousand, four hundred five".