20005555324 has 48 divisors (see below), whose sum is σ = 37807106400. Its totient is φ = 9227319296.

The previous prime is 20005555313. The next prime is 20005555351. The reversal of 20005555324 is 42355550002.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4535232 + ... + 4539640.

It is an arithmetic number, because the mean of its divisors is an integer number (787648050).

Almost surely, 2^20005555324 is an apocalyptic number.

It is an amenable number.

20005555324 is a deficient number, since it is larger than the sum of its proper divisors (17801551076).

20005555324 is a wasteful number, since it uses less digits than its factorization.

20005555324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5742 (or 5740 counting only the distinct ones).

The product of its (nonzero) digits is 30000, while the sum is 31.

The spelling of 20005555324 in words is "twenty billion, five million, five hundred fifty-five thousand, three hundred twenty-four".