20040403512054 has 8 divisors (see below), whose sum is σ = 40080807024120. Its totient is φ = 6680134504016.

The previous prime is 20040403511977. The next prime is 20040403512079. The reversal of 20040403512054 is 45021530404002.

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

20040403512054 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1670033625999 + ... + 1670033626010.

It is an arithmetic number, because the mean of its divisors is an integer number (5010100878015).

Almost surely, 2^{20040403512054} is an apocalyptic number.

20040403512054 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20040403512054 is a wasteful number, since it uses less digits than its factorization.

20040403512054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3340067252014.

The product of its (nonzero) digits is 19200, while the sum is 30.

Adding to 20040403512054 its reverse (45021530404002), we get a palindrome (65061933916056).

The spelling of 20040403512054 in words is "twenty trillion, forty billion, four hundred three million, five hundred twelve thousand, fifty-four".