40550004015 has 32 divisors (see below), whose sum is σ = 65287752192. Its totient is φ = 21491184000.

The previous prime is 40550003999. The next prime is 40550004059. The reversal of 40550004015 is 51040005504.

It is not a de Polignac number, because 40550004015 - 2⁴ = 40550003999 is a prime.

It is a super-2 number, since 2×40550004015² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 1530985 + ... + 1557245.

It is an arithmetic number, because the mean of its divisors is an integer number (2040242256).

Almost surely, 2^40550004015 is an apocalyptic number.

40550004015 is a deficient number, since it is larger than the sum of its proper divisors (24737748177).

40550004015 is a wasteful number, since it uses less digits than its factorization.

40550004015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26911.

The product of its (nonzero) digits is 2000, while the sum is 24.

Adding to 40550004015 its reverse (51040005504), we get a palindrome (91590009519).

The spelling of 40550004015 in words is "forty billion, five hundred fifty million, four thousand, fifteen".