7770864264 has 32 divisors (see below), whose sum is σ = 20449644000. Its totient is φ = 2453956992.

The previous prime is 7770864221. The next prime is 7770864289. The reversal of 7770864264 is 4624680777.

It is a happy 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, 8520229 + ... + 8521140.

It is an arithmetic number, because the mean of its divisors is an integer number (639051375).

Almost surely, 2^7770864264 is an apocalyptic number.

It is an amenable number.

7770864264 is an abundant number, since it is smaller than the sum of its proper divisors (12678779736).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7770864264 is a wasteful number, since it uses less digits than its factorization.

7770864264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17041397 (or 17041393 counting only the distinct ones).

The product of its (nonzero) digits is 3161088, while the sum is 51.

The square root of 7770864264 is about 88152.5057159466. The cubic root of 7770864264 is about 1980.7200951873.

The spelling of 7770864264 in words is "seven billion, seven hundred seventy million, eight hundred sixty-four thousand, two hundred sixty-four".