2667557662 has 128 divisors (see below), whose sum is σ = 5329981440. Its totient is φ = 971520000.

The previous prime is 2667557653. The next prime is 2667557671.

2667557662 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (2667557653) and next prime (2667557671).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 26411412 + ... + 26411512.

It is an arithmetic number, because the mean of its divisors is an integer number (41640480).

Almost surely, 2^2667557662 is an apocalyptic number.

2667557662 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2667557662 is a deficient number, since it is larger than the sum of its proper divisors (2662423778).

2667557662 is a wasteful number, since it uses less digits than its factorization.

2667557662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298.

The product of its digits is 6350400, while the sum is 52.

The square root of 2667557662 is about 51648.4042541490. The cubic root of 2667557662 is about 1386.8769769181.

The spelling of 2667557662 in words is "two billion, six hundred sixty-seven million, five hundred fifty-seven thousand, six hundred sixty-two".