2612355978288 has 120 divisors (see below), whose sum is σ = 7861024511040. Its totient is φ = 745376929920.

The previous prime is 2612355978269. The next prime is 2612355978293. The reversal of 2612355978288 is 8828795532162.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 986643 + ... + 2489613.

It is an arithmetic number, because the mean of its divisors is an integer number (65508537592).

Almost surely, 2^{2612355978288} is an apocalyptic number.

2612355978288 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2612355978288, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3930512255520).

2612355978288 is an abundant number, since it is smaller than the sum of its proper divisors (5248668532752).

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

2612355978288 is a wasteful number, since it uses less digits than its factorization.

2612355978288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1503735 (or 1503722 counting only the distinct ones).

The product of its digits is 116121600, while the sum is 66.

The spelling of 2612355978288 in words is "two trillion, six hundred twelve billion, three hundred fifty-five million, nine hundred seventy-eight thousand, two hundred eighty-eight".