55532287723 has 16 divisors (see below), whose sum is σ = 61331929344. Its totient is φ = 49861712160.

The previous prime is 55532287709. The next prime is 55532287757. The reversal of 55532287723 is 32778223555.

It is a cyclic number.

It is not a de Polignac number, because 55532287723 - 2²⁹ = 54995416811 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55532287793) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 192136 + ... + 384682.

It is an arithmetic number, because the mean of its divisors is an integer number (3833245584).

Almost surely, 2^55532287723 is an apocalyptic number.

55532287723 is a deficient number, since it is larger than the sum of its proper divisors (5799641621).

55532287723 is a wasteful number, since it uses less digits than its factorization.

55532287723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192882.

The product of its digits is 3528000, while the sum is 49.

The spelling of 55532287723 in words is "fifty-five billion, five hundred thirty-two million, two hundred eighty-seven thousand, seven hundred twenty-three".