766473155493 has 8 divisors (see below), whose sum is σ = 1049584861728. Its totient is φ = 497171776464.

The previous prime is 766473155489. The next prime is 766473155507. The reversal of 766473155493 is 394551374667.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 766473155493 - 2² = 766473155489 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (766473155443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3452581671 + ... + 3452581892.

It is an arithmetic number, because the mean of its divisors is an integer number (131198107716).

Almost surely, 2^766473155493 is an apocalyptic number.

It is an amenable number.

766473155493 is a deficient number, since it is larger than the sum of its proper divisors (283111706235).

766473155493 is a wasteful number, since it uses less digits than its factorization.

766473155493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6905163603.

The product of its digits is 57153600, while the sum is 60.

The spelling of 766473155493 in words is "seven hundred sixty-six billion, four hundred seventy-three million, one hundred fifty-five thousand, four hundred ninety-three".