2605156601712 has 80 divisors (see below), whose sum is σ = 7704086525952. Its totient is φ = 743104154880.

The previous prime is 2605156601689. The next prime is 2605156601741. The reversal of 2605156601712 is 2171066515062.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6182739 + ... + 6590642.

Almost surely, 2^{2605156601712} is an apocalyptic number.

It is an amenable number.

2605156601712 is an abundant number, since it is smaller than the sum of its proper divisors (5098929924240).

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

2605156601712 is a wasteful number, since it uses less digits than its factorization.

2605156601712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12774006 (or 12774000 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 42.

The spelling of 2605156601712 in words is "two trillion, six hundred five billion, one hundred fifty-six million, six hundred one thousand, seven hundred twelve".