116421863973415 has 64 divisors (see below), whose sum is σ = 187615901878272. Its totient is φ = 66978324057600.

The previous prime is 116421863973379. The next prime is 116421863973431. The reversal of 116421863973415 is 514379368124611.

It is not a de Polignac number, because 116421863973415 - 2²¹ = 116421861876263 is a prime.

It is a super-2 number, since 2×116421863973415² (a number of 29 digits) contains 22 as substring.

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 63 ways as a sum of consecutive naturals, for example, 22167385 + ... + 26911645.

It is an arithmetic number, because the mean of its divisors is an integer number (2931498466848).

Almost surely, 2^{116421863973415} is an apocalyptic number.

116421863973415 is a deficient number, since it is larger than the sum of its proper divisors (71194037904857).

116421863973415 is a wasteful number, since it uses less digits than its factorization.

116421863973415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4749200.

The product of its digits is 26127360, while the sum is 61.

The spelling of 116421863973415 in words is "one hundred sixteen trillion, four hundred twenty-one billion, eight hundred sixty-three million, nine hundred seventy-three thousand, four hundred fifteen".