101506051561660 has 24 divisors (see below), whose sum is σ = 220513146497280. Its totient is φ = 39202337154624.

The previous prime is 101506051561633. The next prime is 101506051561679. The reversal of 101506051561660 is 66165150605101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87505216284 + ... + 87505217443.

It is an arithmetic number, because the mean of its divisors is an integer number (9188047770720).

Almost surely, 2^{101506051561660} is an apocalyptic number.

101506051561660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101506051561660 is an abundant number, since it is smaller than the sum of its proper divisors (119007094935620).

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

101506051561660 is a wasteful number, since it uses less digits than its factorization.

101506051561660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175010433765 (or 175010433763 counting only the distinct ones).

The product of its (nonzero) digits is 162000, while the sum is 43.

The spelling of 101506051561660 in words is "one hundred one trillion, five hundred six billion, fifty-one million, five hundred sixty-one thousand, six hundred sixty".