766241013 has 4 divisors (see below), whose sum is σ = 1021654688. Its totient is φ = 510827340.

The previous prime is 766240973. The next prime is 766241023. The reversal of 766241013 is 310142667.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 766241013 - 2⁸ = 766240757 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (766241023) 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 3 ways as a sum of consecutive naturals, for example, 127706833 + ... + 127706838.

It is an arithmetic number, because the mean of its divisors is an integer number (255413672).

Almost surely, 2^766241013 is an apocalyptic number.

It is an amenable number.

766241013 is a deficient number, since it is larger than the sum of its proper divisors (255413675).

766241013 is a wasteful number, since it uses less digits than its factorization.

766241013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255413674.

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 766241013 is about 27681.0587405901. The cubic root of 766241013 is about 915.0717146455.

The spelling of 766241013 in words is "seven hundred sixty-six million, two hundred forty-one thousand, thirteen".