2690995968 has 216 divisors, whose sum is σ = 8095638096. Its totient is φ = 858931200.

The previous prime is 2690995949. The next prime is 2690995981. The reversal of 2690995968 is 8695990962.

It is a super-3 number, since 3×2690995968³ (a number of 29 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5762071 + ... + 5762537.

It is an arithmetic number, because the mean of its divisors is an integer number (37479806).

Almost surely, 2^2690995968 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2690995968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4047819048).

2690995968 is an abundant number, since it is smaller than the sum of its proper divisors (5404642128).

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

2690995968 is a wasteful number, since it uses less digits than its factorization.

2690995968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 591 (or 574 counting only the distinct ones).

The product of its (nonzero) digits is 18895680, while the sum is 63.

The square root of 2690995968 is about 51874.8105345938. The cubic root of 2690995968 is about 1390.9270368195.

The spelling of 2690995968 in words is "two billion, six hundred ninety million, nine hundred ninety-five thousand, nine hundred sixty-eight".