40085525091 has 8 divisors (see below), whose sum is σ = 55771165440. Its totient is φ = 25561784072.

The previous prime is 40085525047. The next prime is 40085525113. The reversal of 40085525091 is 19052558004.

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 40085525091 - 2⁶ = 40085525027 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40085525041) 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, 290474751 + ... + 290474888.

It is an arithmetic number, because the mean of its divisors is an integer number (6971395680).

Almost surely, 2^40085525091 is an apocalyptic number.

40085525091 is a deficient number, since it is larger than the sum of its proper divisors (15685640349).

40085525091 is a wasteful number, since it uses less digits than its factorization.

40085525091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 580949665.

The product of its (nonzero) digits is 72000, while the sum is 39.

The spelling of 40085525091 in words is "forty billion, eighty-five million, five hundred twenty-five thousand, ninety-one".