40992308989 has 8 divisors (see below), whose sum is σ = 41868718848. Its totient is φ = 40116075600.

The previous prime is 40992308977. The next prime is 40992309023. The reversal of 40992308989 is 98980329904.

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 40992308989 - 2³³ = 32402374397 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40992308909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 495079 + ... + 571915.

It is an arithmetic number, because the mean of its divisors is an integer number (5233589856).

Almost surely, 2^40992308989 is an apocalyptic number.

It is an amenable number.

40992308989 is a deficient number, since it is larger than the sum of its proper divisors (876409859).

40992308989 is a wasteful number, since it uses less digits than its factorization.

40992308989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88235.

The product of its (nonzero) digits is 10077696, while the sum is 61.

The spelling of 40992308989 in words is "forty billion, nine hundred ninety-two million, three hundred eight thousand, nine hundred eighty-nine".