151601215660 has 24 divisors (see below), whose sum is σ = 325136226240. Its totient is φ = 59350262784.

The previous prime is 151601215651. The next prime is 151601215663. The reversal of 151601215660 is 66512106151.

It is not an unprimeable number, because it can be changed into a prime (151601215663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80638005 + ... + 80639884.

It is an arithmetic number, because the mean of its divisors is an integer number (13547342760).

Almost surely, 2^151601215660 is an apocalyptic number.

151601215660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

151601215660 is an abundant number, since it is smaller than the sum of its proper divisors (173535010580).

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

151601215660 is a wasteful number, since it uses less digits than its factorization.

151601215660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161277945 (or 161277943 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 34.

The spelling of 151601215660 in words is "one hundred fifty-one billion, six hundred one million, two hundred fifteen thousand, six hundred sixty".