1040534532556 has 12 divisors (see below), whose sum is σ = 1820955367168. Its totient is φ = 520261570512.

The previous prime is 1040534532553. The next prime is 1040534532571. The reversal of 1040534532556 is 6552354350401.

It is a super-2 number, since 2×1040534532556² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1040534532553) 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 3 ways as a sum of consecutive naturals, for example, 998796 + ... + 1754611.

Almost surely, 2^{1040534532556} is an apocalyptic number.

It is an amenable number.

1040534532556 is a deficient number, since it is larger than the sum of its proper divisors (780420834612).

1040534532556 is a wasteful number, since it uses less digits than its factorization.

1040534532556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2847888 (or 2847886 counting only the distinct ones).

The product of its (nonzero) digits is 1080000, while the sum is 43.

Adding to 1040534532556 its reverse (6552354350401), we get a palindrome (7592888882957).

The spelling of 1040534532556 in words is "one trillion, forty billion, five hundred thirty-four million, five hundred thirty-two thousand, five hundred fifty-six".