2667045321 has 12 divisors (see below), whose sum is σ = 3854626672. Its totient is φ = 1777001976.

The previous prime is 2667045313. The next prime is 2667045341. The reversal of 2667045321 is 1235407662.

2667045321 is a `hidden beast` number, since 266 + 70 + 4 + 5 + 321 = 666.

It is not a de Polignac number, because 2667045321 - 2³ = 2667045313 is a prime.

It is a super-2 number, since 2×2667045321² = 14226261488535986082, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2667045341) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 69091 + ... + 100536.

Almost surely, 2^2667045321 is an apocalyptic number.

It is an amenable number.

2667045321 is a deficient number, since it is larger than the sum of its proper divisors (1187581351).

2667045321 is a wasteful number, since it uses less digits than its factorization.

2667045321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171380 (or 171377 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 36.

The square root of 2667045321 is about 51643.4441241093. Note that the first 3 decimals coincide. The cubic root of 2667045321 is about 1386.7881816576.

The spelling of 2667045321 in words is "two billion, six hundred sixty-seven million, forty-five thousand, three hundred twenty-one".