19414086720 has 112 divisors (see below), whose sum is σ = 70445424768. Its totient is φ = 4437504000.

The previous prime is 19414086647. The next prime is 19414086749. The reversal of 19414086720 is 2768041491.

It is a tau number, because it is divible by the number of its divisors (112).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1437781 + ... + 1451220.

Almost surely, 2^19414086720 is an apocalyptic number.

19414086720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

19414086720 is an abundant number, since it is smaller than the sum of its proper divisors (51031338048).

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

19414086720 is a wasteful number, since it uses less digits than its factorization.

19414086720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2889028 (or 2889018 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 42.

The spelling of 19414086720 in words is "nineteen billion, four hundred fourteen million, eighty-six thousand, seven hundred twenty".