3660121971260 has 24 divisors (see below), whose sum is σ = 7733411092176. Its totient is φ = 1455066892800.

The previous prime is 3660121971161. The next prime is 3660121971283. The reversal of 3660121971260 is 621791210663.

It is a congruent number.

It is an unprimeable number.

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, 561365141 + ... + 561371660.

It is an arithmetic number, because the mean of its divisors is an integer number (322225462174).

Almost surely, 2^{3660121971260} is an apocalyptic number.

It is an amenable number.

3660121971260 is an abundant number, since it is smaller than the sum of its proper divisors (4073289120916).

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

3660121971260 is a wasteful number, since it uses less digits than its factorization.

3660121971260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1122736973 (or 1122736971 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 44.

The spelling of 3660121971260 in words is "three trillion, six hundred sixty billion, one hundred twenty-one million, nine hundred seventy-one thousand, two hundred sixty".