2667137885 has 4 divisors (see below), whose sum is σ = 3200565468. Its totient is φ = 2133710304.

The previous prime is 2667137873. The next prime is 2667137903. The reversal of 2667137885 is 5887317662.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 602162521 + 2064975364 = 24539^2 + 45442^2 .

It is a cyclic number.

It is not a de Polignac number, because 2667137885 - 2⁶ = 2667137821 is a prime.

It is a super-2 number, since 2×2667137885² = 14227248995204546450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 266713784 + ... + 266713793.

It is an arithmetic number, because the mean of its divisors is an integer number (800141367).

Almost surely, 2^2667137885 is an apocalyptic number.

It is an amenable number.

2667137885 is a deficient number, since it is larger than the sum of its proper divisors (533427583).

2667137885 is an equidigital number, since it uses as much as digits as its factorization.

2667137885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 533427582.

The product of its digits is 3386880, while the sum is 53.

The square root of 2667137885 is about 51644.3402997850. The cubic root of 2667137885 is about 1386.8042250266.

The spelling of 2667137885 in words is "two billion, six hundred sixty-seven million, one hundred thirty-seven thousand, eight hundred eighty-five".