85833842423505 has 32 divisors (see below), whose sum is σ = 150300803847168. Its totient is φ = 41482593604800.

The previous prime is 85833842423309. The next prime is 85833842423519. The reversal of 85833842423505 is 50532424833858.

It is not a de Polignac number, because 85833842423505 - 2³¹ = 85831694939857 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 836291299 + ... + 836393928.

It is an arithmetic number, because the mean of its divisors is an integer number (4696900120224).

Almost surely, 2^{85833842423505} is an apocalyptic number.

It is an amenable number.

85833842423505 is a deficient number, since it is larger than the sum of its proper divisors (64466961423663).

85833842423505 is a wasteful number, since it uses less digits than its factorization.

85833842423505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1672685557.

The product of its (nonzero) digits is 110592000, while the sum is 60.

The spelling of 85833842423505 in words is "eighty-five trillion, eight hundred thirty-three billion, eight hundred forty-two million, four hundred twenty-three thousand, five hundred five".