53521166664150 has 96 divisors (see below), whose sum is σ = 136327139281440. Its totient is φ = 13885831249920.

The previous prime is 53521166664127. The next prime is 53521166664197. The reversal of 53521166664150 is 5146666112535.

It is a junction number, because it is equal to n+sod(n) for n = 53521166664093 and 53521166664102.

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, 107738536 + ... + 108234164.

It is an arithmetic number, because the mean of its divisors is an integer number (1420074367515).

Almost surely, 2^{53521166664150} is an apocalyptic number.

53521166664150 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

53521166664150 is an abundant number, since it is smaller than the sum of its proper divisors (82805972617290).

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

53521166664150 is a wasteful number, since it uses less digits than its factorization.

53521166664150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 515138 (or 515133 counting only the distinct ones).

The product of its (nonzero) digits is 3888000, while the sum is 51.

The spelling of 53521166664150 in words is "fifty-three trillion, five hundred twenty-one billion, one hundred sixty-six million, six hundred sixty-four thousand, one hundred fifty".