7936776397 has 8 divisors (see below), whose sum is σ = 8659890720. Its totient is φ = 7213926960.

The previous prime is 7936776371. The next prime is 7936776403.

7936776397 is nontrivially palindromic in base 10.

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 7936776397 - 2¹⁹ = 7936252109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7936776097) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 747 + ... + 125992.

It is an arithmetic number, because the mean of its divisors is an integer number (1082486340).

Almost surely, 2^7936776397 is an apocalyptic number.

It is an amenable number.

7936776397 is a deficient number, since it is larger than the sum of its proper divisors (723114323).

7936776397 is a wasteful number, since it uses less digits than its factorization.

7936776397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132443.

The product of its digits is 63011844, while the sum is 64.

The square root of 7936776397 is about 89088.5873555081. The cubic root of 7936776397 is about 1994.7174259066.

The spelling of 7936776397 in words is "seven billion, nine hundred thirty-six million, seven hundred seventy-six thousand, three hundred ninety-seven".