766243023840451 has 12 divisors (see below), whose sum is σ = 826723898764600. Its totient is φ = 708209213276160.

The previous prime is 766243023840443. The next prime is 766243023840509. The reversal of 766243023840451 is 154048320342667.

It is not a de Polignac number, because 766243023840451 - 2³ = 766243023840443 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 766243023840392 and 766243023840401.

It is not an unprimeable number, because it can be changed into a prime (766243026840451) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11995381566 + ... + 11995445443.

Almost surely, 2^{766243023840451} is an apocalyptic number.

766243023840451 is a deficient number, since it is larger than the sum of its proper divisors (60480874924149).

766243023840451 is a wasteful number, since it uses less digits than its factorization.

766243023840451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23990827110 (or 23990827069 counting only the distinct ones).

The product of its (nonzero) digits is 23224320, while the sum is 55.

The spelling of 766243023840451 in words is "seven hundred sixty-six trillion, two hundred forty-three billion, twenty-three million, eight hundred forty thousand, four hundred fifty-one".