40442200879 has 16 divisors (see below), whose sum is σ = 42255249120. Its totient is φ = 38657848320.

The previous prime is 40442200867. The next prime is 40442200951. The reversal of 40442200879 is 97800224404.

It is a cyclic number.

It is not a de Polignac number, because 40442200879 - 2⁹ = 40442200367 is a prime.

It is a super-2 number, since 2×40442200879² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40442200819) 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 15 ways as a sum of consecutive naturals, for example, 3063964 + ... + 3077134.

It is an arithmetic number, because the mean of its divisors is an integer number (2640953070).

Almost surely, 2^40442200879 is an apocalyptic number.

40442200879 is a deficient number, since it is larger than the sum of its proper divisors (1813048241).

40442200879 is a wasteful number, since it uses less digits than its factorization.

40442200879 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14250.

The product of its (nonzero) digits is 129024, while the sum is 40.

The spelling of 40442200879 in words is "forty billion, four hundred forty-two million, two hundred thousand, eight hundred seventy-nine".