20004320153254 has 16 divisors (see below), whose sum is σ = 30429762359040. Its totient is φ = 9861072104520.

The previous prime is 20004320153171. The next prime is 20004320153273. The reversal of 20004320153254 is 45235102340002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5200177 + ... + 8188435.

It is an arithmetic number, because the mean of its divisors is an integer number (1901860147440).

Almost surely, 2^{20004320153254} is an apocalyptic number.

20004320153254 is a deficient number, since it is larger than the sum of its proper divisors (10425442205786).

20004320153254 is a wasteful number, since it uses less digits than its factorization.

20004320153254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3035475.

The product of its (nonzero) digits is 28800, while the sum is 31.

Adding to 20004320153254 its reverse (45235102340002), we get a palindrome (65239422493256).

The spelling of 20004320153254 in words is "twenty trillion, four billion, three hundred twenty million, one hundred fifty-three thousand, two hundred fifty-four".