53661375034575 has 48 divisors (see below), whose sum is σ = 110612122680576. Its totient is φ = 22300831180800.

The previous prime is 53661375034567. The next prime is 53661375034607. The reversal of 53661375034575 is 57543057316635.

It is not a de Polignac number, because 53661375034575 - 2³ = 53661375034567 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4646000722 + ... + 4646012271.

It is an arithmetic number, because the mean of its divisors is an integer number (2304419222512).

Almost surely, 2^{53661375034575} is an apocalyptic number.

53661375034575 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

53661375034575 is an abundant number, since it is smaller than the sum of its proper divisors (56950747646001).

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

53661375034575 is a wasteful number, since it uses less digits than its factorization.

53661375034575 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9292013024 (or 9292013019 counting only the distinct ones).

The product of its (nonzero) digits is 119070000, while the sum is 60.

The spelling of 53661375034575 in words is "fifty-three trillion, six hundred sixty-one billion, three hundred seventy-five million, thirty-four thousand, five hundred seventy-five".