85444994001 has 8 divisors (see below), whose sum is σ = 113949234144. Its totient is φ = 56952041600.

The previous prime is 85444993973. The next prime is 85444994003. The reversal of 85444994001 is 10049944458.

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 85444994001 - 2⁷ = 85444993873 is a prime.

It is not an unprimeable number, because it can be changed into a prime (85444994003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2804256 + ... + 2834561.

It is an arithmetic number, because the mean of its divisors is an integer number (14243654268).

Almost surely, 2^85444994001 is an apocalyptic number.

It is an amenable number.

85444994001 is a deficient number, since it is larger than the sum of its proper divisors (28504240143).

85444994001 is a wasteful number, since it uses less digits than its factorization.

85444994001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5643871.

The product of its (nonzero) digits is 829440, while the sum is 48.

The spelling of 85444994001 in words is "eighty-five billion, four hundred forty-four million, nine hundred ninety-four thousand, one".