166419660108 has 96 divisors (see below), whose sum is σ = 442878137856. Its totient is φ = 48248589312.

The previous prime is 166419660097. The next prime is 166419660119. The reversal of 166419660108 is 801066914661.

It is an interprime number because it is at equal distance from previous prime (166419660097) and next prime (166419660119).

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, 105741 + ... + 586532.

It is an arithmetic number, because the mean of its divisors is an integer number (4613313936).

Almost surely, 2^166419660108 is an apocalyptic number.

It is an amenable number.

166419660108 is an abundant number, since it is smaller than the sum of its proper divisors (276458477748).

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

166419660108 is a wasteful number, since it uses less digits than its factorization.

166419660108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 692383 (or 692381 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 48.

The spelling of 166419660108 in words is "one hundred sixty-six billion, four hundred nineteen million, six hundred sixty thousand, one hundred eight".