1055040866802 has 48 divisors (see below), whose sum is σ = 2462946130008. Its totient is φ = 324471813120.

The previous prime is 1055040866801. The next prime is 1055040866843. The reversal of 1055040866802 is 2086680405501.

1055040866802 is a `hidden beast` number, since 1 + 0 + 5 + 504 + 0 + 8 + 66 + 80 + 2 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 919395240201 + 135645626601 = 958851^2 + 368301^2 .

It is a super-2 number, since 2×1055040866802² (a number of 25 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (1055040866801) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 596353 + ... + 1570260.

Almost surely, 2^{1055040866802} is an apocalyptic number.

1055040866802 is an abundant number, since it is smaller than the sum of its proper divisors (1407905263206).

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

1055040866802 is a wasteful number, since it uses less digits than its factorization.

1055040866802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2168715 (or 2168712 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 45.

The spelling of 1055040866802 in words is "one trillion, fifty-five billion, forty million, eight hundred sixty-six thousand, eight hundred two".