1305055405005 has 16 divisors (see below), whose sum is σ = 2277914889024. Its totient is φ = 632754135680.

The previous prime is 1305055404979. The next prime is 1305055405033. The reversal of 1305055405005 is 5005045505031.

It is not a de Polignac number, because 1305055405005 - 2⁶ = 1305055404941 is a prime.

It is a super-2 number, since 2×1305055405005² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3954713184 + ... + 3954713513.

It is an arithmetic number, because the mean of its divisors is an integer number (142369680564).

Almost surely, 2^{1305055405005} is an apocalyptic number.

1305055405005 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1305055405005 is a deficient number, since it is larger than the sum of its proper divisors (972859484019).

1305055405005 is a wasteful number, since it uses less digits than its factorization.

1305055405005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7909426716.

The product of its (nonzero) digits is 37500, while the sum is 33.

The spelling of 1305055405005 in words is "one trillion, three hundred five billion, fifty-five million, four hundred five thousand, five".