115321444235550 has 216 divisors, whose sum is σ = 370155759303096. Its totient is φ = 25646776606080.

The previous prime is 115321444235507. The next prime is 115321444235573. The reversal of 115321444235550 is 55532444123511.

115321444235550 is a `hidden beast` number, since 1 + 1 + 5 + 3 + 21 + 4 + 4 + 42 + 35 + 550 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 115321444235496 and 115321444235505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 107 ways as a sum of consecutive naturals, for example, 69859792 + ... + 71491491.

Almost surely, 2^{115321444235550} is an apocalyptic number.

115321444235550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

115321444235550 is an abundant number, since it is smaller than the sum of its proper divisors (254834315067546).

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

115321444235550 is a wasteful number, since it uses less digits than its factorization.

115321444235550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141351352 (or 141351337 counting only the distinct ones).

The product of its (nonzero) digits is 1440000, while the sum is 45.

The spelling of 115321444235550 in words is "one hundred fifteen trillion, three hundred twenty-one billion, four hundred forty-four million, two hundred thirty-five thousand, five hundred fifty".