76807330407 has 24 divisors (see below), whose sum is σ = 115077056640. Its totient is φ = 51194161080.

The previous prime is 76807330339. The next prime is 76807330433. The reversal of 76807330407 is 70403370867.

76807330407 is a `hidden beast` number, since 76 + 80 + 73 + 30 + 407 = 666.

It is not a de Polignac number, because 76807330407 - 2¹⁵ = 76807297639 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76807330807) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1227982 + ... + 1289012.

It is an arithmetic number, because the mean of its divisors is an integer number (4794877360).

Almost surely, 2^76807330407 is an apocalyptic number.

76807330407 is a deficient number, since it is larger than the sum of its proper divisors (38269726233).

76807330407 is an equidigital number, since it uses as much as digits as its factorization.

76807330407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66225 (or 66213 counting only the distinct ones).

The product of its (nonzero) digits is 592704, while the sum is 45.

The spelling of 76807330407 in words is "seventy-six billion, eight hundred seven million, three hundred thirty thousand, four hundred seven".