2166150755 has 8 divisors (see below), whose sum is σ = 2669634672. Its totient is φ = 1686084768.

The previous prime is 2166150743. The next prime is 2166150799. The reversal of 2166150755 is 5570516612.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2166150755 - 2¹² = 2166146659 is a prime.

It is a Duffinian number.

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, 5854277 + ... + 5854646.

It is an arithmetic number, because the mean of its divisors is an integer number (333704334).

Almost surely, 2^2166150755 is an apocalyptic number.

2166150755 is a deficient number, since it is larger than the sum of its proper divisors (503483917).

2166150755 is a wasteful number, since it uses less digits than its factorization.

2166150755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11708965.

The product of its (nonzero) digits is 63000, while the sum is 38.

The square root of 2166150755 is about 46541.9247023584. The cubic root of 2166150755 is about 1293.8866326949.

The spelling of 2166150755 in words is "two billion, one hundred sixty-six million, one hundred fifty thousand, seven hundred fifty-five".