2665117776 has 40 divisors (see below), whose sum is σ = 6894295840. Its totient is φ = 887158656.

The previous prime is 2665117757. The next prime is 2665117787. The reversal of 2665117776 is 6777115662.

2665117776 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2095 + ... + 73038.

It is an arithmetic number, because the mean of its divisors is an integer number (172357396).

Almost surely, 2^2665117776 is an apocalyptic number.

It is an amenable number.

2665117776 is an abundant number, since it is smaller than the sum of its proper divisors (4229178064).

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

2665117776 is a wasteful number, since it uses less digits than its factorization.

2665117776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75883 (or 75877 counting only the distinct ones).

The product of its digits is 740880, while the sum is 48.

The square root of 2665117776 is about 51624.7787017049. The cubic root of 2665117776 is about 1386.4540115011.

The spelling of 2665117776 in words is "two billion, six hundred sixty-five million, one hundred seventeen thousand, seven hundred seventy-six".