53405405453125 has 112 divisors (see below), whose sum is σ = 73974935608704. Its totient is φ = 38231300000000.

The previous prime is 53405405453077. The next prime is 53405405453131. The reversal of 53405405453125 is 52135450450435.

It is not a de Polignac number, because 53405405453125 - 2²¹ = 53405403355973 is a prime.

It is a super-2 number, since 2×53405405453125² (a number of 28 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

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 111 ways as a sum of consecutive naturals, for example, 3003162984 + ... + 3003180766.

Almost surely, 2^{53405405453125} is an apocalyptic number.

53405405453125 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

53405405453125 is a deficient number, since it is larger than the sum of its proper divisors (20569530155579).

53405405453125 is a wasteful number, since it uses less digits than its factorization.

53405405453125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18098 (or 18073 counting only the distinct ones).

The product of its (nonzero) digits is 3600000, while the sum is 46.

The spelling of 53405405453125 in words is "fifty-three trillion, four hundred five billion, four hundred five million, four hundred fifty-three thousand, one hundred twenty-five".