1166057616 has 40 divisors (see below), whose sum is σ = 3053589280. Its totient is φ = 383360256.

The previous prime is 1166057609. The next prime is 1166057623. The reversal of 1166057616 is 6167506611.

It is an interprime number because it is at equal distance from previous prime (1166057609) and next prime (1166057623).

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, 162886 + ... + 169893.

It is an arithmetic number, because the mean of its divisors is an integer number (76339732).

Almost surely, 2^1166057616 is an apocalyptic number.

1166057616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1166057616 is an abundant number, since it is smaller than the sum of its proper divisors (1887531664).

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

1166057616 is a wasteful number, since it uses less digits than its factorization.

1166057616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 332863 (or 332857 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 39.

The square root of 1166057616 is about 34147.5858004633. The cubic root of 1166057616 is about 1052.5433780547.

The spelling of 1166057616 in words is "one billion, one hundred sixty-six million, fifty-seven thousand, six hundred sixteen".