4166553897 has 40 divisors (see below), whose sum is σ = 6843589632. Its totient is φ = 2505232800.

The previous prime is 4166553887. The next prime is 4166553949. The reversal of 4166553897 is 7983556614.

4166553897 is a `hidden beast` number, since 4 + 1 + 6 + 6 + 553 + 89 + 7 = 666.

It is not a de Polignac number, because 4166553897 - 2¹⁴ = 4166537513 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4166553827) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 94747 + ... + 131567.

Almost surely, 2^4166553897 is an apocalyptic number.

It is an amenable number.

4166553897 is a deficient number, since it is larger than the sum of its proper divisors (2677035735).

4166553897 is a wasteful number, since it uses less digits than its factorization.

4166553897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36971 (or 36962 counting only the distinct ones).

The product of its digits is 5443200, while the sum is 54.

The square root of 4166553897 is about 64548.8489207980. The cubic root of 4166553897 is about 1609.1344571563.

The spelling of 4166553897 in words is "four billion, one hundred sixty-six million, five hundred fifty-three thousand, eight hundred ninety-seven".