40033885357 has 4 divisors (see below), whose sum is σ = 40034782656. Its totient is φ = 40032988060.

The previous prime is 40033885351. The next prime is 40033885379. The reversal of 40033885357 is 75358833004.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 40033885357 - 2³ = 40033885349 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 (40033885351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 378019 + ... + 472192.

It is an arithmetic number, because the mean of its divisors is an integer number (10008695664).

Almost surely, 2^40033885357 is an apocalyptic number.

It is an amenable number.

40033885357 is a deficient number, since it is larger than the sum of its proper divisors (897299).

40033885357 is an equidigital number, since it uses as much as digits as its factorization.

40033885357 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 897298.

The product of its (nonzero) digits is 1209600, while the sum is 46.

The spelling of 40033885357 in words is "forty billion, thirty-three million, eight hundred eighty-five thousand, three hundred fifty-seven".