20004502634454 has 64 divisors (see below), whose sum is σ = 43224053483520. Its totient is φ = 6135606489600.

The previous prime is 20004502634341. The next prime is 20004502634497. The reversal of 20004502634454 is 45443620540002.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 121858729 + ... + 122022779.

It is an arithmetic number, because the mean of its divisors is an integer number (675375835680).

Almost surely, 2^{20004502634454} is an apocalyptic number.

20004502634454 is an abundant number, since it is smaller than the sum of its proper divisors (23219550849066).

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

20004502634454 is a wasteful number, since it uses less digits than its factorization.

20004502634454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169045.

The product of its (nonzero) digits is 460800, while the sum is 39.

The spelling of 20004502634454 in words is "twenty trillion, four billion, five hundred two million, six hundred thirty-four thousand, four hundred fifty-four".