1055763081855 has 32 divisors (see below), whose sum is σ = 1877921142720. Its totient is φ = 562770944640.

The previous prime is 1055763081853. The next prime is 1055763081859. The reversal of 1055763081855 is 5581803675501.

1055763081855 is a `hidden beast` number, since 1 + 0 + 5 + 576 + 3 + 0 + 8 + 18 + 55 = 666.

It is not a de Polignac number, because 1055763081855 - 2¹ = 1055763081853 is a prime.

It is a super-2 number, since 2×1055763081855² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1055763081853) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1849912 + ... + 2352381.

It is an arithmetic number, because the mean of its divisors is an integer number (58685035710).

Almost surely, 2^{1055763081855} is an apocalyptic number.

1055763081855 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1055763081855 is a deficient number, since it is larger than the sum of its proper divisors (822158060865).

1055763081855 is a wasteful number, since it uses less digits than its factorization.

1055763081855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4204168 (or 4204162 counting only the distinct ones).

The product of its (nonzero) digits is 5040000, while the sum is 54.

The spelling of 1055763081855 in words is "one trillion, fifty-five billion, seven hundred sixty-three million, eighty-one thousand, eight hundred fifty-five".