115215545352445 has 8 divisors (see below), whose sum is σ = 138414526642944. Its totient is φ = 92068521468624.

The previous prime is 115215545352437. The next prime is 115215545352497. The reversal of 115215545352445 is 544253545512511.

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

It is a cyclic number.

It is not a de Polignac number, because 115215545352445 - 2³ = 115215545352437 is a prime.

It is a super-2 number, since 2×115215545352445² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 115215545352392 and 115215545352401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12989346789 + ... + 12989355658.

It is an arithmetic number, because the mean of its divisors is an integer number (17301815830368).

Almost surely, 2^{115215545352445} is an apocalyptic number.

It is an amenable number.

115215545352445 is a deficient number, since it is larger than the sum of its proper divisors (23198981290499).

115215545352445 is an equidigital number, since it uses as much as digits as its factorization.

115215545352445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25978703339.

The product of its digits is 12000000, while the sum is 52.

The spelling of 115215545352445 in words is "one hundred fifteen trillion, two hundred fifteen billion, five hundred forty-five million, three hundred fifty-two thousand, four hundred forty-five".