2611889785672 has 16 divisors (see below), whose sum is σ = 5110219146240. Its totient is φ = 1249164680016.

The previous prime is 2611889785669. The next prime is 2611889785723. The reversal of 2611889785672 is 2765879881162.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7097526408 + ... + 7097526775.

It is an arithmetic number, because the mean of its divisors is an integer number (319388696640).

Almost surely, 2^{2611889785672} is an apocalyptic number.

It is an amenable number.

2611889785672 is a deficient number, since it is larger than the sum of its proper divisors (2498329360568).

2611889785672 is a wasteful number, since it uses less digits than its factorization.

2611889785672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14195053212 (or 14195053208 counting only the distinct ones).

The product of its digits is 162570240, while the sum is 70.

The spelling of 2611889785672 in words is "two trillion, six hundred eleven billion, eight hundred eighty-nine million, seven hundred eighty-five thousand, six hundred seventy-two".