115043552405205 has 64 divisors (see below), whose sum is σ = 192968914526208. Its totient is φ = 58415506490880.

The previous prime is 115043552405191. The next prime is 115043552405213. The reversal of 115043552405205 is 502504255340511.

It is a happy number.

It is not a de Polignac number, because 115043552405205 - 2⁴ = 115043552405189 is a prime.

It is a super-2 number, since 2×115043552405205² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 87274932 + ... + 88583298.

It is an arithmetic number, because the mean of its divisors is an integer number (3015139289472).

Almost surely, 2^{115043552405205} is an apocalyptic number.

115043552405205 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

115043552405205 is a deficient number, since it is larger than the sum of its proper divisors (77925362121003).

115043552405205 is a wasteful number, since it uses less digits than its factorization.

115043552405205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1309586.

The product of its (nonzero) digits is 600000, while the sum is 42.

The spelling of 115043552405205 in words is "one hundred fifteen trillion, forty-three billion, five hundred fifty-two million, four hundred five thousand, two hundred five".