20415084743184 has 40 divisors (see below), whose sum is σ = 52827904860192. Its totient is φ = 6793552642560.

The previous prime is 20415084743129. The next prime is 20415084743203. The reversal of 20415084743184 is 48134748051402.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 358583902 + ... + 358640829.

Almost surely, 2^{20415084743184} is an apocalyptic number.

20415084743184 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

20415084743184 is an abundant number, since it is smaller than the sum of its proper divisors (32412820117008).

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

20415084743184 is a wasteful number, since it uses less digits than its factorization.

20415084743184 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 717225335 (or 717225329 counting only the distinct ones).

The product of its (nonzero) digits is 3440640, while the sum is 51.

The spelling of 20415084743184 in words is "twenty trillion, four hundred fifteen billion, eighty-four million, seven hundred forty-three thousand, one hundred eighty-four".