2665806052954 has 128 divisors (see below), whose sum is σ = 4955553603072. Its totient is φ = 1060173987840.

The previous prime is 2665806052853. The next prime is 2665806052963. The reversal of 2665806052954 is 4592506085662.

It is a super-2 number, since 2×2665806052954² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 310949412 + ... + 310957984.

It is an arithmetic number, because the mean of its divisors is an integer number (38715262524).

Almost surely, 2^{2665806052954} is an apocalyptic number.

2665806052954 is a deficient number, since it is larger than the sum of its proper divisors (2289747550118).

2665806052954 is a wasteful number, since it uses less digits than its factorization.

2665806052954 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9640.

The product of its (nonzero) digits is 31104000, while the sum is 58.

The spelling of 2665806052954 in words is "two trillion, six hundred sixty-five billion, eight hundred six million, fifty-two thousand, nine hundred fifty-four".