40040550554 has 16 divisors (see below), whose sum is σ = 63188586216. Its totient is φ = 19004083200.

The previous prime is 40040550521. The next prime is 40040550577. The reversal of 40040550554 is 45505504004.

It can be written as a sum of positive squares in 4 ways, for example, as 22059081529 + 17981469025 = 148523^2 + 134095^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 40040550554.

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, 6595607 + ... + 6601674.

Almost surely, 2^40040550554 is an apocalyptic number.

40040550554 is a deficient number, since it is larger than the sum of its proper divisors (23148035662).

40040550554 is a wasteful number, since it uses less digits than its factorization.

40040550554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13197361.

The product of its (nonzero) digits is 40000, while the sum is 32.

The spelling of 40040550554 in words is "forty billion, forty million, five hundred fifty thousand, five hundred fifty-four".