2697772056 has 64 divisors (see below), whose sum is σ = 7741689600. Its totient is φ = 767415168.

The previous prime is 2697772043. The next prime is 2697772069. The reversal of 2697772056 is 6502777962.

It is an interprime number because it is at equal distance from previous prime (2697772043) and next prime (2697772069).

It is a super-2 number, since 2×2697772056² = 14555948132268934272, which contains 22 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 (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3411 + ... + 73533.

It is an arithmetic number, because the mean of its divisors is an integer number (120963900).

Almost surely, 2^2697772056 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 2697772056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3870844800).

2697772056 is an abundant number, since it is smaller than the sum of its proper divisors (5043917544).

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

2697772056 is a wasteful number, since it uses less digits than its factorization.

2697772056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70368 (or 70364 counting only the distinct ones).

The product of its (nonzero) digits is 2222640, while the sum is 51.

The square root of 2697772056 is about 51940.0814015535. The cubic root of 2697772056 is about 1392.0935372804.

The spelling of 2697772056 in words is "two billion, six hundred ninety-seven million, seven hundred seventy-two thousand, fifty-six".