20005445322153 has 8 divisors (see below), whose sum is σ = 29637696773600. Its totient is φ = 13336963548084.

The previous prime is 20005445322127. The next prime is 20005445322197. The reversal of 20005445322153 is 35122354450002.

20005445322153 is a `hidden beast` number, since 2 + 0 + 0 + 0 + 54 + 4 + 532 + 21 + 53 = 666.

It is not a de Polignac number, because 20005445322153 - 2¹⁰ = 20005445321129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20005445329153) 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, 370471209643 + ... + 370471209696.

It is an arithmetic number, because the mean of its divisors is an integer number (3704712096700).

Almost surely, 2^{20005445322153} is an apocalyptic number.

It is an amenable number.

20005445322153 is a deficient number, since it is larger than the sum of its proper divisors (9632251451447).

20005445322153 is an equidigital number, since it uses as much as digits as its factorization.

20005445322153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 740942419348 (or 740942419342 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 36.

Adding to 20005445322153 its reverse (35122354450002), we get a palindrome (55127799772155).

The spelling of 20005445322153 in words is "twenty trillion, five billion, four hundred forty-five million, three hundred twenty-two thousand, one hundred fifty-three".