2166670152 has 48 divisors (see below), whose sum is σ = 5891492880. Its totient is φ = 719340000.

The previous prime is 2166670147. The next prime is 2166670171. The reversal of 2166670152 is 2510766612.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 41874 + ... + 78017.

It is an arithmetic number, because the mean of its divisors is an integer number (122739435).

Almost surely, 2^2166670152 is an apocalyptic number.

It is an amenable number.

2166670152 is an abundant number, since it is smaller than the sum of its proper divisors (3724822728).

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

2166670152 is a wasteful number, since it uses less digits than its factorization.

2166670152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120154 (or 120147 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The square root of 2166670152 is about 46547.5042510337. The cubic root of 2166670152 is about 1293.9900399527.

The spelling of 2166670152 in words is "two billion, one hundred sixty-six million, six hundred seventy thousand, one hundred fifty-two".