115212335253505 has 16 divisors (see below), whose sum is σ = 158006156158080. Its totient is φ = 79002410268672.

The previous prime is 115212335253487. The next prime is 115212335253541. The reversal of 115212335253505 is 505352533212511.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 115212335253505 - 2²⁵ = 115212301699073 is a prime.

It is a super-2 number, since 2×115212335253505² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1590942 + ... + 15262888.

It is an arithmetic number, because the mean of its divisors is an integer number (9875384759880).

Almost surely, 2^{115212335253505} is an apocalyptic number.

It is an amenable number.

115212335253505 is a deficient number, since it is larger than the sum of its proper divisors (42793820904575).

115212335253505 is a wasteful number, since it uses less digits than its factorization.

115212335253505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13912728.

The product of its (nonzero) digits is 675000, while the sum is 43.

The spelling of 115212335253505 in words is "one hundred fifteen trillion, two hundred twelve billion, three hundred thirty-five million, two hundred fifty-three thousand, five hundred five".