1055797084385 has 8 divisors (see below), whose sum is σ = 1267099923816. Its totient is φ = 844542052480.

The previous prime is 1055797084373. The next prime is 1055797084387. The reversal of 1055797084385 is 5834807975501.

It can be written as a sum of positive squares in 4 ways, for example, as 642342940369 + 413454144016 = 801463^2 + 643004^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-1055797084385 is a prime.

It is a super-2 number, since 2×1055797084385² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1055797084387) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11903276 + ... + 11991645.

It is an arithmetic number, because the mean of its divisors is an integer number (158387490477).

Almost surely, 2^{1055797084385} is an apocalyptic number.

It is an amenable number.

1055797084385 is a deficient number, since it is larger than the sum of its proper divisors (211302839431).

1055797084385 is an equidigital number, since it uses as much as digits as its factorization.

1055797084385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23903763.

The product of its (nonzero) digits is 42336000, while the sum is 62.

The spelling of 1055797084385 in words is "one trillion, fifty-five billion, seven hundred ninety-seven million, eighty-four thousand, three hundred eighty-five".