766131327460 has 12 divisors (see below), whose sum is σ = 1608875787708. Its totient is φ = 306452530976.

The previous prime is 766131327457. The next prime is 766131327469. The reversal of 766131327460 is 64723131667.

It can be written as a sum of positive squares in 2 ways, for example, as 456292144036 + 309839183424 = 675494^2 + 556632^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 766131327460.

It is not an unprimeable number, because it can be changed into a prime (766131327469) 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, 19153283167 + ... + 19153283206.

It is an arithmetic number, because the mean of its divisors is an integer number (134072982309).

Almost surely, 2^766131327460 is an apocalyptic number.

It is an amenable number.

766131327460 is an abundant number, since it is smaller than the sum of its proper divisors (842744460248).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

766131327460 is a wasteful number, since it uses less digits than its factorization.

766131327460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38306566382 (or 38306566380 counting only the distinct ones).

The product of its (nonzero) digits is 762048, while the sum is 46.

The spelling of 766131327460 in words is "seven hundred sixty-six billion, one hundred thirty-one million, three hundred twenty-seven thousand, four hundred sixty".