6665114555 has 32 divisors (see below), whose sum is σ = 8849288448. Its totient is φ = 4778697600.

The previous prime is 6665114551. The next prime is 6665114567. The reversal of 6665114555 is 5554115666.

It is a happy number.

It is not a de Polignac number, because 6665114555 - 2² = 6665114551 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6665114551) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2605337 + ... + 2607893.

It is an arithmetic number, because the mean of its divisors is an integer number (276540264).

Almost surely, 2^6665114555 is an apocalyptic number.

6665114555 is a deficient number, since it is larger than the sum of its proper divisors (2184173893).

6665114555 is a wasteful number, since it uses less digits than its factorization.

6665114555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3227.

The product of its digits is 540000, while the sum is 44.

The square root of 6665114555 is about 81640.1528354767. The cubic root of 6665114555 is about 1881.9259871257.

The spelling of 6665114555 in words is "six billion, six hundred sixty-five million, one hundred fourteen thousand, five hundred fifty-five".