5143561632 has 72 divisors (see below), whose sum is σ = 15956740800. Its totient is φ = 1558654080.

The previous prime is 5143561613. The next prime is 5143561639. The reversal of 5143561632 is 2361653415.

5143561632 is a `hidden beast` number, since 5 + 1 + 4 + 3 + 5 + 616 + 32 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

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

It is not an unprimeable number, because it can be changed into a prime (5143561639) 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, 808632 + ... + 814967.

It is an arithmetic number, because the mean of its divisors is an integer number (221621400).

Almost surely, 2^5143561632 is an apocalyptic number.

It is an amenable number.

5143561632 is an abundant number, since it is smaller than the sum of its proper divisors (10813179168).

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

5143561632 is a wasteful number, since it uses less digits than its factorization.

5143561632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1623626 (or 1623615 counting only the distinct ones).

The product of its digits is 64800, while the sum is 36.

The square root of 5143561632 is about 71718.6282077397. The cubic root of 5143561632 is about 1726.1875608227.

The spelling of 5143561632 in words is "five billion, one hundred forty-three million, five hundred sixty-one thousand, six hundred thirty-two".