1055289053439 has 40 divisors (see below), whose sum is σ = 1627997655680. Its totient is φ = 680527915200.

The previous prime is 1055289053431. The next prime is 1055289053447. The reversal of 1055289053439 is 9343509825501.

1055289053439 is a `hidden beast` number, since 1 + 0 + 55 + 28 + 9 + 0 + 534 + 39 = 666.

It is an interprime number because it is at equal distance from previous prime (1055289053431) and next prime (1055289053447).

It is not a de Polignac number, because 1055289053439 - 2³ = 1055289053431 is a prime.

It is a super-2 number, since 2×1055289053439² (a number of 25 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1055289053431) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 5604849 + ... + 5790069.

It is an arithmetic number, because the mean of its divisors is an integer number (40699941392).

Almost surely, 2^{1055289053439} is an apocalyptic number.

1055289053439 is a deficient number, since it is larger than the sum of its proper divisors (572708602241).

1055289053439 is a wasteful number, since it uses less digits than its factorization.

1055289053439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187533 (or 187524 counting only the distinct ones).

The product of its (nonzero) digits is 5832000, while the sum is 54.

The spelling of 1055289053439 in words is "one trillion, fifty-five billion, two hundred eighty-nine million, fifty-three thousand, four hundred thirty-nine".