166101156213524 has 96 divisors (see below), whose sum is σ = 350581243170816. Its totient is φ = 67320672249600.

The previous prime is 166101156213469. The next prime is 166101156213613. The reversal of 166101156213524 is 425312651101661.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 32264624 + ... + 37056824.

It is an arithmetic number, because the mean of its divisors is an integer number (3651887949696).

Almost surely, 2^{166101156213524} is an apocalyptic number.

166101156213524 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 166101156213524, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (175290621585408).

166101156213524 is an abundant number, since it is smaller than the sum of its proper divisors (184480086957292).

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

166101156213524 is a wasteful number, since it uses less digits than its factorization.

166101156213524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4792845 (or 4792843 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 44.

The spelling of 166101156213524 in words is "one hundred sixty-six trillion, one hundred one billion, one hundred fifty-six million, two hundred thirteen thousand, five hundred twenty-four".