5266766493 has 12 divisors (see below), whose sum is σ = 7609722588. Its totient is φ = 3510175680.

The previous prime is 5266766471. The next prime is 5266766507. The reversal of 5266766493 is 3946676625.

5266766493 is a `hidden beast` number, since 526 + 6 + 76 + 6 + 49 + 3 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 3097256409 + 2169510084 = 55653^2 + 46578^2 .

It is not a de Polignac number, because 5266766493 - 2¹⁷ = 5266635421 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5266766093) 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, 49480 + ... + 113937.

It is an arithmetic number, because the mean of its divisors is an integer number (634143549).

Almost surely, 2^5266766493 is an apocalyptic number.

It is an amenable number.

5266766493 is a deficient number, since it is larger than the sum of its proper divisors (2342956095).

5266766493 is a wasteful number, since it uses less digits than its factorization.

5266766493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167004 (or 167001 counting only the distinct ones).

The product of its digits is 9797760, while the sum is 54.

The square root of 5266766493 is about 72572.4912966339. The cubic root of 5266766493 is about 1739.8615397156.

The spelling of 5266766493 in words is "five billion, two hundred sixty-six million, seven hundred sixty-six thousand, four hundred ninety-three".