10939719772831 has 2 divisors, whose sum is σ = 10939719772832. Its totient is φ = 10939719772830.

The previous prime is 10939719772747. The next prime is 10939719772837. The reversal of 10939719772831 is 13827791793901.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10939719772831 - 2⁷ = 10939719772703 is a prime.

It is a super-2 number, since 2×10939719772831² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10939719772837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5469859886415 + 5469859886416.

It is an arithmetic number, because the mean of its divisors is an integer number (5469859886416).

Almost surely, 2^{10939719772831} is an apocalyptic number.

10939719772831 is a deficient number, since it is larger than the sum of its proper divisors (1).

10939719772831 is an equidigital number, since it uses as much as digits as its factorization.

10939719772831 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36006768, while the sum is 67.

The spelling of 10939719772831 in words is "ten trillion, nine hundred thirty-nine billion, seven hundred nineteen million, seven hundred seventy-two thousand, eight hundred thirty-one".