20453300673 has 16 divisors (see below), whose sum is σ = 29771159040. Its totient is φ = 12414225024.

The previous prime is 20453300669. The next prime is 20453300677. The reversal of 20453300673 is 37600335402.

It is an interprime number because it is at equal distance from previous prime (20453300669) and next prime (20453300677).

It is not a de Polignac number, because 20453300673 - 2² = 20453300669 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20453300677) 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, 3589233 + ... + 3594926.

It is an arithmetic number, because the mean of its divisors is an integer number (1860697440).

Almost surely, 2^20453300673 is an apocalyptic number.

It is an amenable number.

20453300673 is a deficient number, since it is larger than the sum of its proper divisors (9317858367).

20453300673 is a wasteful number, since it uses less digits than its factorization.

20453300673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7184248.

The product of its (nonzero) digits is 45360, while the sum is 33.

The spelling of 20453300673 in words is "twenty billion, four hundred fifty-three million, three hundred thousand, six hundred seventy-three".