85901494197 has 8 divisors (see below), whose sum is σ = 114661054080. Its totient is φ = 57204798560.

The previous prime is 85901494193. The next prime is 85901494199. The reversal of 85901494197 is 79149410958.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 85901494197 - 2² = 85901494193 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85901494193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15712872 + ... + 15718337.

It is an arithmetic number, because the mean of its divisors is an integer number (14332631760).

Almost surely, 2^85901494197 is an apocalyptic number.

It is an amenable number.

85901494197 is a deficient number, since it is larger than the sum of its proper divisors (28759559883).

85901494197 is a wasteful number, since it uses less digits than its factorization.

85901494197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31432123.

The product of its (nonzero) digits is 3265920, while the sum is 57.

The spelling of 85901494197 in words is "eighty-five billion, nine hundred one million, four hundred ninety-four thousand, one hundred ninety-seven".