116781546 has 32 divisors (see below), whose sum is σ = 274147200. Its totient is φ = 32463936.

The previous prime is 116781541. The next prime is 116781547. The reversal of 116781546 is 645187611.

It is not an unprimeable number, because it can be changed into a prime (116781541) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36021 + ... + 39128.

It is an arithmetic number, because the mean of its divisors is an integer number (8567100).

Almost surely, 2^116781546 is an apocalyptic number.

116781546 is an abundant number, since it is smaller than the sum of its proper divisors (157365654).

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

116781546 is a wasteful number, since it uses less digits than its factorization.

116781546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75198.

The product of its digits is 40320, while the sum is 39.

The square root of 116781546 is about 10806.5510686805. The cubic root of 116781546 is about 488.7927325313.

The spelling of 116781546 in words is "one hundred sixteen million, seven hundred eighty-one thousand, five hundred forty-six".