40479900086 has 4 divisors (see below), whose sum is σ = 60719850132. Its totient is φ = 20239950042.

The previous prime is 40479900053. The next prime is 40479900089. The reversal of 40479900086 is 68000997404.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 40479900086.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40479900089) 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 as a sum of consecutive naturals, namely, 10119975020 + ... + 10119975023.

It is an arithmetic number, because the mean of its divisors is an integer number (15179962533).

Almost surely, 2^40479900086 is an apocalyptic number.

40479900086 is a deficient number, since it is larger than the sum of its proper divisors (20239950046).

40479900086 is a wasteful number, since it uses less digits than its factorization.

40479900086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20239950045.

The product of its (nonzero) digits is 435456, while the sum is 47.

The spelling of 40479900086 in words is "forty billion, four hundred seventy-nine million, nine hundred thousand, eighty-six".