766464371 has 2 divisors, whose sum is σ = 766464372. Its totient is φ = 766464370.

The previous prime is 766464337. The next prime is 766464407. The reversal of 766464371 is 173464667.

It is a weak prime.

It is an emirp because it is prime and its reverse (173464667) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 766464371 - 2¹⁴ = 766447987 is a prime.

It is not a weakly prime, because it can be changed into another prime (766464301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 383232185 + 383232186.

It is an arithmetic number, because the mean of its divisors is an integer number (383232186).

Almost surely, 2^766464371 is an apocalyptic number.

766464371 is a deficient number, since it is larger than the sum of its proper divisors (1).

766464371 is an equidigital number, since it uses as much as digits as its factorization.

766464371 is an evil number, because the sum of its binary digits is even.

The product of its digits is 508032, while the sum is 44.

The square root of 766464371 is about 27685.0929382583. The cubic root of 766464371 is about 915.1606199760.

The spelling of 766464371 in words is "seven hundred sixty-six million, four hundred sixty-four thousand, three hundred seventy-one".