116661867364 has 81 divisors (see below), whose sum is σ = 245710544499. Its totient is φ = 48323625840.

The previous prime is 116661867341. The next prime is 116661867407. The reversal of 116661867364 is 463768166611.

The square root of 116661867364 is 341558.

It is a perfect power (a square), and thus also a powerful number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 148235779 + ... + 148236565.

Almost surely, 2^116661867364 is an apocalyptic number.

116661867364 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

116661867364 is the 341558-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 116661867364

116661867364 is an abundant number, since it is smaller than the sum of its proper divisors (129048677135).

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

116661867364 is an frugal number, since it uses more digits than its factorization.

116661867364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1654 (or 827 counting only the distinct ones).

The product of its digits is 5225472, while the sum is 55.

The spelling of 116661867364 in words is "one hundred sixteen billion, six hundred sixty-one million, eight hundred sixty-seven thousand, three hundred sixty-four".