20714419872 has 48 divisors (see below), whose sum is σ = 60417060480.
Its totient is φ = 6904806336.
The previous prime is 20714419867. The next prime is 20714419897. The reversal of 20714419872 is 27891441702.
It is a tau number, because it is divible by the number of its divisors (48).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11986648 + ... + 11988375.
It is an arithmetic number, because the mean of its divisors is an integer number (1258688760).
Almost surely, 220714419872 is an apocalyptic number.
It is an amenable number.
20714419872 is an abundant number, since it is smaller than the sum of its proper divisors (39702640608).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20714419872 is a wasteful number, since it uses less digits than its factorization.
20714419872 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23975042 (or 23975028 counting only the distinct ones).
The product of its (nonzero) digits is 225792, while the sum is 45.
The spelling of 20714419872 in words is "twenty billion, seven hundred fourteen million, four hundred nineteen thousand, eight hundred seventy-two".