85429396105 has 16 divisors (see below), whose sum is σ = 107100306000. Its totient is φ = 65333497600.

The previous prime is 85429396099. The next prime is 85429396123. The reversal of 85429396105 is 50169392458.

It can be written as a sum of positive squares in 8 ways, for example, as 648262521 + 84781133584 = 25461^2 + 291172^2 .

It is not a de Polignac number, because 85429396105 - 2⁹ = 85429395593 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2902030 + ... + 2931319.

It is an arithmetic number, because the mean of its divisors is an integer number (6693769125).

Almost surely, 2^85429396105 is an apocalyptic number.

It is an amenable number.

85429396105 is a deficient number, since it is larger than the sum of its proper divisors (21670909895).

85429396105 is a wasteful number, since it uses less digits than its factorization.

85429396105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5833484.

The product of its (nonzero) digits is 2332800, while the sum is 52.

The spelling of 85429396105 in words is "eighty-five billion, four hundred twenty-nine million, three hundred ninety-six thousand, one hundred five".