116557266 has 16 divisors (see below), whose sum is σ = 266416704. Its totient is φ = 33302064.

The previous prime is 116557249. The next prime is 116557279. The reversal of 116557266 is 662755611.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1387545 + ... + 1387628.

It is an arithmetic number, because the mean of its divisors is an integer number (16651044).

Almost surely, 2^116557266 is an apocalyptic number.

116557266 is an abundant number, since it is smaller than the sum of its proper divisors (149859438).

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

116557266 is a wasteful number, since it uses less digits than its factorization.

116557266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2775185.

The product of its digits is 75600, while the sum is 39.

The square root of 116557266 is about 10796.1690427670. The cubic root of 116557266 is about 488.4796217352.

The spelling of 116557266 in words is "one hundred sixteen million, five hundred fifty-seven thousand, two hundred sixty-six".