7775434065 has 32 divisors (see below), whose sum is σ = 14224478976. Its totient is φ = 3552848640.

The previous prime is 7775434033. The next prime is 7775434127. The reversal of 7775434065 is 5604345777.

It is not a de Polignac number, because 7775434065 - 2⁵ = 7775434033 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 229095 + ... + 260835.

It is an arithmetic number, because the mean of its divisors is an integer number (444514968).

Almost surely, 2^7775434065 is an apocalyptic number.

It is an amenable number.

7775434065 is a deficient number, since it is larger than the sum of its proper divisors (6449044911).

7775434065 is a wasteful number, since it uses less digits than its factorization.

7775434065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34089.

The product of its (nonzero) digits is 2469600, while the sum is 48.

The square root of 7775434065 is about 88178.4217651915. The cubic root of 7775434065 is about 1981.1082855113.

The spelling of 7775434065 in words is "seven billion, seven hundred seventy-five million, four hundred thirty-four thousand, sixty-five".