7799999959255 has 64 divisors (see below), whose sum is σ = 11928228480000. Its totient is φ = 4766718302208.

The previous prime is 7799999959249. The next prime is 7799999959259. The reversal of 7799999959255 is 5529599999977.

It is a cyclic number.

It is not a de Polignac number, because 7799999959255 - 2⁵ = 7799999959223 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7799999959259) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 23564841 + ... + 23893549.

It is an arithmetic number, because the mean of its divisors is an integer number (186378570000).

Almost surely, 2^{7799999959255} is an apocalyptic number.

7799999959255 is a deficient number, since it is larger than the sum of its proper divisors (4128228520745).

7799999959255 is a wasteful number, since it uses less digits than its factorization.

7799999959255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 330856.

The product of its digits is 58591370250, while the sum is 94.

The spelling of 7799999959255 in words is "seven trillion, seven hundred ninety-nine billion, nine hundred ninety-nine million, nine hundred fifty-nine thousand, two hundred fifty-five".