20183089502 has 4 divisors (see below), whose sum is σ = 30274634256. Its totient is φ = 10091544750.

The previous prime is 20183089483. The next prime is 20183089541. The reversal of 20183089502 is 20598038102.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5045772374 + ... + 5045772377.

It is an arithmetic number, because the mean of its divisors is an integer number (7568658564).

Almost surely, 2^20183089502 is an apocalyptic number.

20183089502 is a deficient number, since it is larger than the sum of its proper divisors (10091544754).

20183089502 is a wasteful number, since it uses less digits than its factorization.

20183089502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10091544753.

The product of its (nonzero) digits is 34560, while the sum is 38.

The spelling of 20183089502 in words is "twenty billion, one hundred eighty-three million, eighty-nine thousand, five hundred two".