160661516100 has 72 divisors (see below), whose sum is σ = 464896890528. Its totient is φ = 42838502400.

The previous prime is 160661516077. The next prime is 160661516101. The reversal of 160661516100 is 1615166061.

It is not an unprimeable number, because it can be changed into a prime (160661516101) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3525460 + ... + 3570740.

Almost surely, 2^160661516100 is an apocalyptic number.

160661516100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

160661516100 is an abundant number, since it is smaller than the sum of its proper divisors (304235374428).

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

160661516100 is a wasteful number, since it uses less digits than its factorization.

160661516100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57125 (or 57118 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 33.

The spelling of 160661516100 in words is "one hundred sixty billion, six hundred sixty-one million, five hundred sixteen thousand, one hundred".