2660407660032 has 160 divisors (see below), whose sum is σ = 7236917664768. Its totient is φ = 868178927616.

The previous prime is 2660407660019. The next prime is 2660407660061. The reversal of 2660407660032 is 2300667040662.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 37656613 + ... + 37727195.

Almost surely, 2^{2660407660032} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2660407660032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3618458832384).

2660407660032 is an abundant number, since it is smaller than the sum of its proper divisors (4576510004736).

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

2660407660032 is an equidigital number, since it uses as much as digits as its factorization.

2660407660032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71120 (or 71104 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 42.

The spelling of 2660407660032 in words is "two trillion, six hundred sixty billion, four hundred seven million, six hundred sixty thousand, thirty-two".