5545970181 has 32 divisors (see below), whose sum is σ = 8273546880. Its totient is φ = 3671630208.

The previous prime is 5545970167. The next prime is 5545970233. The reversal of 5545970181 is 1810795455.

5545970181 is a `hidden beast` number, since 5 + 54 + 597 + 0 + 1 + 8 + 1 = 666.

It is not a de Polignac number, because 5545970181 - 2⁵ = 5545970149 is a prime.

It is a super-2 number, since 2×5545970181² = 61515570497082345522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5545970081) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2594145 + ... + 2596281.

It is an arithmetic number, because the mean of its divisors is an integer number (258548340).

Almost surely, 2^5545970181 is an apocalyptic number.

It is an amenable number.

5545970181 is a deficient number, since it is larger than the sum of its proper divisors (2727576699).

5545970181 is a wasteful number, since it uses less digits than its factorization.

5545970181 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2770 (or 2764 counting only the distinct ones).

The product of its (nonzero) digits is 252000, while the sum is 45.

The square root of 5545970181 is about 74471.2708431916. The cubic root of 5545970181 is about 1770.0784308825.

The spelling of 5545970181 in words is "five billion, five hundred forty-five million, nine hundred seventy thousand, one hundred eighty-one".