2667695940 has 576 divisors, whose sum is σ = 10643383296. Its totient is φ = 525533184.

The previous prime is 2667695939. The next prime is 2667695957. The reversal of 2667695940 is 495967662.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 27501972 + ... + 27502068.

It is an arithmetic number, because the mean of its divisors is an integer number (18478096).

Almost surely, 2^2667695940 is an apocalyptic number.

2667695940 is a gapful number since it is divisible by the number (20) 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 2667695940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5321691648).

2667695940 is an abundant number, since it is smaller than the sum of its proper divisors (7975687356).

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

2667695940 is a wasteful number, since it uses less digits than its factorization.

2667695940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228 (or 223 counting only the distinct ones).

The product of its (nonzero) digits is 4898880, while the sum is 54.

The square root of 2667695940 is about 51649.7428841616. The cubic root of 2667695940 is about 1386.9009403190.

The spelling of 2667695940 in words is "two billion, six hundred sixty-seven million, six hundred ninety-five thousand, nine hundred forty".