1040551055412 has 48 divisors (see below), whose sum is σ = 2648892964032. Its totient is φ = 315292602880.

The previous prime is 1040551055407. The next prime is 1040551055443. The reversal of 1040551055412 is 2145501550401.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1320988 + ... + 1956044.

It is an arithmetic number, because the mean of its divisors is an integer number (55185270084).

Almost surely, 2^{1040551055412} is an apocalyptic number.

1040551055412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1040551055412 is an abundant number, since it is smaller than the sum of its proper divisors (1608341908620).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1040551055412 is a wasteful number, since it uses less digits than its factorization.

1040551055412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 647488 (or 647486 counting only the distinct ones).

The product of its (nonzero) digits is 20000, while the sum is 33.

The spelling of 1040551055412 in words is "one trillion, forty billion, five hundred fifty-one million, fifty-five thousand, four hundred twelve".