1040553106555 has 8 divisors (see below), whose sum is σ = 1248681268800. Its totient is φ = 832430791296.

The previous prime is 1040553106519. The next prime is 1040553106609. The reversal of 1040553106555 is 5556013550401.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1040553106555 - 2¹³ = 1040553098363 is a prime.

It is a super-2 number, since 2×1040553106555² (a number of 25 digits) contains 22 as substring.

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, 1060195 + ... + 1790284.

It is an arithmetic number, because the mean of its divisors is an integer number (156085158600).

Almost surely, 2^{1040553106555} is an apocalyptic number.

1040553106555 is a deficient number, since it is larger than the sum of its proper divisors (208128162245).

1040553106555 is an equidigital number, since it uses as much as digits as its factorization.

1040553106555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2923493.

The product of its (nonzero) digits is 225000, while the sum is 40.

Adding to 1040553106555 its reverse (5556013550401), we get a palindrome (6596566656956).

The spelling of 1040553106555 in words is "one trillion, forty billion, five hundred fifty-three million, one hundred six thousand, five hundred fifty-five".