40829817885 has 8 divisors (see below), whose sum is σ = 65327708640. Its totient is φ = 21775902864.

The previous prime is 40829817857. The next prime is 40829817893. The reversal of 40829817885 is 58871892804.

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

It is not a de Polignac number, because 40829817885 - 2¹² = 40829813789 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1360993915 + ... + 1360993944.

It is an arithmetic number, because the mean of its divisors is an integer number (8165963580).

Almost surely, 2^40829817885 is an apocalyptic number.

It is an amenable number.

40829817885 is a deficient number, since it is larger than the sum of its proper divisors (24497890755).

40829817885 is a wasteful number, since it uses less digits than its factorization.

40829817885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2721987867.

The product of its (nonzero) digits is 10321920, while the sum is 60.

The spelling of 40829817885 in words is "forty billion, eight hundred twenty-nine million, eight hundred seventeen thousand, eight hundred eighty-five".