40014020555 has 16 divisors (see below), whose sum is σ = 52215438240. Its totient is φ = 29313925632.

The previous prime is 40014020551. The next prime is 40014020569. The reversal of 40014020555 is 55502041004.

It is a cyclic number.

It is not a de Polignac number, because 40014020555 - 2² = 40014020551 is a prime.

It is a super-2 number, since 2×40014020555² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40014020551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6358385 + ... + 6364674.

It is an arithmetic number, because the mean of its divisors is an integer number (3263464890).

Almost surely, 2^40014020555 is an apocalyptic number.

40014020555 is a deficient number, since it is larger than the sum of its proper divisors (12201417685).

40014020555 is a wasteful number, since it uses less digits than its factorization.

40014020555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12723118.

The product of its (nonzero) digits is 4000, while the sum is 26.

Adding to 40014020555 its reverse (55502041004), we get a palindrome (95516061559).

The spelling of 40014020555 in words is "forty billion, fourteen million, twenty thousand, five hundred fifty-five".