115515502522452 has 72 divisors (see below), whose sum is σ = 302839171829376. Its totient is φ = 38501743307328.

The previous prime is 115515502522421. The next prime is 115515502522463. The reversal of 115515502522452 is 254225205515511.

115515502522452 is a `hidden beast` number, since 1 + 1 + 5 + 5 + 1 + 550 + 2 + 52 + 2 + 45 + 2 = 666.

It is a super-2 number, since 2×115515502522452² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 115515502522398 and 115515502522407.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5663173 + ... + 16220435.

Almost surely, 2^{115515502522452} is an apocalyptic number.

115515502522452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

115515502522452 is an abundant number, since it is smaller than the sum of its proper divisors (187323669306924).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

115515502522452 is a wasteful number, since it uses less digits than its factorization.

115515502522452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10568539 (or 10568525 counting only the distinct ones).

The product of its (nonzero) digits is 1000000, while the sum is 45.

The spelling of 115515502522452 in words is "one hundred fifteen trillion, five hundred fifteen billion, five hundred two million, five hundred twenty-two thousand, four hundred fifty-two".