115421305135650 has 48 divisors (see below), whose sum is σ = 286258774248000. Its totient is φ = 30777516045760.

The previous prime is 115421305135649. The next prime is 115421305135657. The reversal of 115421305135650 is 56531503124511.

It is not an unprimeable number, because it can be changed into a prime (115421305135657) by changing a digit.

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, 15640590 + ... + 21805289.

It is an arithmetic number, because the mean of its divisors is an integer number (5963724463500).

Almost surely, 2^{115421305135650} is an apocalyptic number.

115421305135650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

115421305135650 is an abundant number, since it is smaller than the sum of its proper divisors (170837469112350).

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

115421305135650 is a wasteful number, since it uses less digits than its factorization.

115421305135650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37466443 (or 37466438 counting only the distinct ones).

The product of its (nonzero) digits is 270000, while the sum is 42.

The spelling of 115421305135650 in words is "one hundred fifteen trillion, four hundred twenty-one billion, three hundred five million, one hundred thirty-five thousand, six hundred fifty".