7479665255 has 8 divisors (see below), whose sum is σ = 9218182272. Its totient is φ = 5822009568.

The previous prime is 7479665231. The next prime is 7479665269. The reversal of 7479665255 is 5525669747.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 7479665255 - 2¹⁸ = 7479403111 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 7479665255.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20215127 + ... + 20215496.

It is an arithmetic number, because the mean of its divisors is an integer number (1152272784).

Almost surely, 2^7479665255 is an apocalyptic number.

7479665255 is a deficient number, since it is larger than the sum of its proper divisors (1738517017).

7479665255 is a wasteful number, since it uses less digits than its factorization.

7479665255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40430665.

The product of its digits is 15876000, while the sum is 56.

The square root of 7479665255 is about 86485.0579869147. The cubic root of 7479665255 is about 1955.6631563478.

The spelling of 7479665255 in words is "seven billion, four hundred seventy-nine million, six hundred sixty-five thousand, two hundred fifty-five".