1055249485659 has 24 divisors (see below), whose sum is σ = 1610009736192. Its totient is φ = 664973411760.

The previous prime is 1055249485657. The next prime is 1055249485673. The reversal of 1055249485659 is 9565849425501.

1055249485659 is a `hidden beast` number, since 1 + 0 + 5 + 5 + 2 + 494 + 85 + 65 + 9 = 666.

It is not a de Polignac number, because 1055249485659 - 2¹ = 1055249485657 is a prime.

It is a super-2 number, since 2×1055249485659² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1055249485596 and 1055249485605.

It is not an unprimeable number, because it can be changed into a prime (1055249485651) 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, 43967727 + ... + 43991720.

It is an arithmetic number, because the mean of its divisors is an integer number (67083739008).

Almost surely, 2^{1055249485659} is an apocalyptic number.

1055249485659 is a deficient number, since it is larger than the sum of its proper divisors (554760250533).

1055249485659 is a wasteful number, since it uses less digits than its factorization.

1055249485659 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87959527 (or 87959524 counting only the distinct ones).

The product of its (nonzero) digits is 77760000, while the sum is 63.

The spelling of 1055249485659 in words is "one trillion, fifty-five billion, two hundred forty-nine million, four hundred eighty-five thousand, six hundred fifty-nine".