116501578 has 32 divisors (see below), whose sum is σ = 203264640. Its totient is φ = 49674240.

The previous prime is 116501573. The next prime is 116501617. The reversal of 116501578 is 875105611.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is not an unprimeable number, because it can be changed into a prime (116501573) 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, 10938 + ... + 18778.

It is an arithmetic number, because the mean of its divisors is an integer number (6352020).

Almost surely, 2^116501578 is an apocalyptic number.

116501578 is a deficient number, since it is larger than the sum of its proper divisors (86763062).

116501578 is a wasteful number, since it uses less digits than its factorization.

116501578 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7902.

The product of its (nonzero) digits is 8400, while the sum is 34.

The square root of 116501578 is about 10793.5896716523. The cubic root of 116501578 is about 488.4018150985.

The spelling of 116501578 in words is "one hundred sixteen million, five hundred one thousand, five hundred seventy-eight".