7946776497 has 64 divisors (see below), whose sum is σ = 12805890048. Its totient is φ = 4327680000.

The previous prime is 7946776489. The next prime is 7946776511.

7946776497 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 7946776497 - 2³ = 7946776489 is a prime.

It is not an unprimeable number, because it can be changed into a prime (7946776427) by changing a digit.

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 63 ways as a sum of consecutive naturals, for example, 1077372 + ... + 1084722.

It is an arithmetic number, because the mean of its divisors is an integer number (200092032).

Almost surely, 2^7946776497 is an apocalyptic number.

It is an amenable number.

7946776497 is a deficient number, since it is larger than the sum of its proper divisors (4859113551).

7946776497 is a wasteful number, since it uses less digits than its factorization.

7946776497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7470.

The product of its digits is 112021056, while the sum is 66.

The square root of 7946776497 is about 89144.6941606734. The cubic root of 7946776497 is about 1995.5548356598.

The spelling of 7946776497 in words is "seven billion, nine hundred forty-six million, seven hundred seventy-six thousand, four hundred ninety-seven".