10694432779 has 2 divisors, whose sum is σ = 10694432780. Its totient is φ = 10694432778.

The previous prime is 10694432759. The next prime is 10694432813. The reversal of 10694432779 is 97723449601.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10694432779 - 2²¹ = 10692335627 is a prime.

It is a super-2 number, since 2×10694432779² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10694432719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5347216389 + 5347216390.

It is an arithmetic number, because the mean of its divisors is an integer number (5347216390).

Almost surely, 2^10694432779 is an apocalyptic number.

10694432779 is a deficient number, since it is larger than the sum of its proper divisors (1).

10694432779 is an equidigital number, since it uses as much as digits as its factorization.

10694432779 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2286144, while the sum is 52.

The spelling of 10694432779 in words is "ten billion, six hundred ninety-four million, four hundred thirty-two thousand, seven hundred seventy-nine".