166701607116240 has 160 divisors (see below), whose sum is σ = 590603920644096. Its totient is φ = 38102970216960.

The previous prime is 166701607116227. The next prime is 166701607116277. The reversal of 166701607116240 is 42611706107661.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a self number, because there is not a number n which added to its sum of digits gives 166701607116240.

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, 384790789 + ... + 385223771.

Almost surely, 2^{166701607116240} is an apocalyptic number.

166701607116240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

166701607116240 is an abundant number, since it is smaller than the sum of its proper divisors (423902313527856).

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

166701607116240 is a wasteful number, since it uses less digits than its factorization.

166701607116240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 662177 (or 662171 counting only the distinct ones).

The product of its (nonzero) digits is 508032, while the sum is 48.

The spelling of 166701607116240 in words is "one hundred sixty-six trillion, seven hundred one billion, six hundred seven million, one hundred sixteen thousand, two hundred forty".