826820081043 has 8 divisors (see below), whose sum is σ = 1202647390656. Its totient is φ = 501103079400.

The previous prime is 826820080969. The next prime is 826820081057. The reversal of 826820081043 is 340180028628.

It is a happy number.

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

It is not a de Polignac number, because 826820081043 - 2²⁰ = 826819032467 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 826820080986 and 826820081004.

It is not an unprimeable number, because it can be changed into a prime (826820083043) 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, 12527576953 + ... + 12527577018.

It is an arithmetic number, because the mean of its divisors is an integer number (150330923832).

Almost surely, 2^826820081043 is an apocalyptic number.

826820081043 is a deficient number, since it is larger than the sum of its proper divisors (375827309613).

826820081043 is a wasteful number, since it uses less digits than its factorization.

826820081043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25055153985.

The product of its (nonzero) digits is 147456, while the sum is 42.

The spelling of 826820081043 in words is "eight hundred twenty-six billion, eight hundred twenty million, eighty-one thousand, forty-three".