2664366635632 has 160 divisors (see below), whose sum is σ = 5890835462400. Its totient is φ = 1157249120256.

The previous prime is 2664366635629. The next prime is 2664366635633. The reversal of 2664366635632 is 2365366634662.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2664366635633) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1077381148 + ... + 1077383620.

It is an arithmetic number, because the mean of its divisors is an integer number (36817721640).

Almost surely, 2^{2664366635632} 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 2664366635632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2945417731200).

2664366635632 is an abundant number, since it is smaller than the sum of its proper divisors (3226468826768).

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

2664366635632 is a wasteful number, since it uses less digits than its factorization.

2664366635632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4215 (or 4209 counting only the distinct ones).

The product of its digits is 100776960, while the sum is 58.

The spelling of 2664366635632 in words is "two trillion, six hundred sixty-four billion, three hundred sixty-six million, six hundred thirty-five thousand, six hundred thirty-two".