20089500495 has 8 divisors (see below), whose sum is σ = 32143200816. Its totient is φ = 10714400256.

The previous prime is 20089500479. The next prime is 20089500499. The reversal of 20089500495 is 59400598002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 20089500495 - 2⁴ = 20089500479 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20089500499) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 669650002 + ... + 669650031.

It is an arithmetic number, because the mean of its divisors is an integer number (4017900102).

Almost surely, 2^20089500495 is an apocalyptic number.

20089500495 is a deficient number, since it is larger than the sum of its proper divisors (12053700321).

20089500495 is a wasteful number, since it uses less digits than its factorization.

20089500495 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1339300041.

The product of its (nonzero) digits is 129600, while the sum is 42.

The spelling of 20089500495 in words is "twenty billion, eighty-nine million, five hundred thousand, four hundred ninety-five".