826740271863 has 56 divisors (see below), whose sum is σ = 1353350851200. Its totient is φ = 500639078160.

The previous prime is 826740271859. The next prime is 826740271867. The reversal of 826740271863 is 368172047628.

It is an interprime number because it is at equal distance from previous prime (826740271859) and next prime (826740271867).

It is not a de Polignac number, because 826740271863 - 2² = 826740271859 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (826740271867) by changing a digit.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 9765088 + ... + 9849386.

Almost surely, 2^826740271863 is an apocalyptic number.

826740271863 is a deficient number, since it is larger than the sum of its proper divisors (526610579337).

826740271863 is a wasteful number, since it uses less digits than its factorization.

826740271863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85551 (or 85536 counting only the distinct ones).

The product of its (nonzero) digits is 5419008, while the sum is 54.

The spelling of 826740271863 in words is "eight hundred twenty-six billion, seven hundred forty million, two hundred seventy-one thousand, eight hundred sixty-three".