85429322051 has 2 divisors, whose sum is σ = 85429322052. Its totient is φ = 85429322050.

The previous prime is 85429321993. The next prime is 85429322059. The reversal of 85429322051 is 15022392458.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 85429322051 - 2¹⁰ = 85429321027 is a prime.

It is not a weakly prime, because it can be changed into another prime (85429322059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42714661025 + 42714661026.

It is an arithmetic number, because the mean of its divisors is an integer number (42714661026).

Almost surely, 2^85429322051 is an apocalyptic number.

85429322051 is a deficient number, since it is larger than the sum of its proper divisors (1).

85429322051 is an equidigital number, since it uses as much as digits as its factorization.

85429322051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 172800, while the sum is 41.

The spelling of 85429322051 in words is "eighty-five billion, four hundred twenty-nine million, three hundred twenty-two thousand, fifty-one".