5542644645 has 32 divisors (see below), whose sum is σ = 9876451200. Its totient is φ = 2949219072.

The previous prime is 5542644643. The next prime is 5542644649. The reversal of 5542644645 is 5464462455.

5542644645 is a `hidden beast` number, since 5 + 542 + 6 + 44 + 64 + 5 = 666.

It is not a de Polignac number, because 5542644645 - 2¹ = 5542644643 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 5542644645.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5542644643) 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, 11046 + ... + 105864.

It is an arithmetic number, because the mean of its divisors is an integer number (308639100).

Almost surely, 2^5542644645 is an apocalyptic number.

It is an amenable number.

5542644645 is a deficient number, since it is larger than the sum of its proper divisors (4333806555).

5542644645 is a wasteful number, since it uses less digits than its factorization.

5542644645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95266 (or 95260 counting only the distinct ones).

The product of its digits is 2304000, while the sum is 45.

The square root of 5542644645 is about 74448.9398514176. The cubic root of 5542644645 is about 1769.7245621386.

The spelling of 5542644645 in words is "five billion, five hundred forty-two million, six hundred forty-four thousand, six hundred forty-five".