20004357210554 has 16 divisors (see below), whose sum is σ = 30417027947520. Its totient is φ = 9865603416240.

The previous prime is 20004357210553. The next prime is 20004357210623. The reversal of 20004357210554 is 45501275340002.

It is not an unprimeable number, because it can be changed into a prime (20004357210553) 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, 63723269 + ... + 64036424.

It is an arithmetic number, because the mean of its divisors is an integer number (1901064246720).

Almost surely, 2^{20004357210554} is an apocalyptic number.

20004357210554 is a deficient number, since it is larger than the sum of its proper divisors (10412670736966).

20004357210554 is a wasteful number, since it uses less digits than its factorization.

20004357210554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127760765.

The product of its (nonzero) digits is 168000, while the sum is 38.

The spelling of 20004357210554 in words is "twenty trillion, four billion, three hundred fifty-seven million, two hundred ten thousand, five hundred fifty-four".