407680577 has 2 divisors, whose sum is σ = 407680578. Its totient is φ = 407680576.

The previous prime is 407680561. The next prime is 407680591. The reversal of 407680577 is 775086704.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 407676481 + 4096 = 20191^2 + 64^2 .

It is a cyclic number.

It is not a de Polignac number, because 407680577 - 2⁴ = 407680561 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (407680547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 203840288 + 203840289.

It is an arithmetic number, because the mean of its divisors is an integer number (203840289).

Almost surely, 2^407680577 is an apocalyptic number.

It is an amenable number.

407680577 is a deficient number, since it is larger than the sum of its proper divisors (1).

407680577 is an equidigital number, since it uses as much as digits as its factorization.

407680577 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 329280, while the sum is 44.

The square root of 407680577 is about 20191.1014310760. The cubic root of 407680577 is about 741.4923481299.

The spelling of 407680577 in words is "four hundred seven million, six hundred eighty thousand, five hundred seventy-seven".