660122152152 has 32 divisors (see below), whose sum is σ = 1650325287600. Its totient is φ = 220038063104.

The previous prime is 660122152033. The next prime is 660122152153. The reversal of 660122152152 is 251251221066.

It is a super-2 number, since 2×660122152152² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (660122152153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3802348 + ... + 3972164.

Almost surely, 2^660122152152 is an apocalyptic number.

It is an amenable number.

660122152152 is an abundant number, since it is smaller than the sum of its proper divisors (990203135448).

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

660122152152 is a wasteful number, since it uses less digits than its factorization.

660122152152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 331795 (or 331791 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 33.

The spelling of 660122152152 in words is "six hundred sixty billion, one hundred twenty-two million, one hundred fifty-two thousand, one hundred fifty-two".