19214006516220 has 96 divisors (see below), whose sum is σ = 54738361310976. Its totient is φ = 5034674304000.

The previous prime is 19214006516209. The next prime is 19214006516233. The reversal of 19214006516220 is 2261560041291.

It is a super-2 number, since 2×19214006516220² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4347586 + ... + 7571625.

It is an arithmetic number, because the mean of its divisors is an integer number (570191263656).

Almost surely, 2^{19214006516220} is an apocalyptic number.

19214006516220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

19214006516220 is an abundant number, since it is smaller than the sum of its proper divisors (35524354794756).

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

19214006516220 is a wasteful number, since it uses less digits than its factorization.

19214006516220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11919691 (or 11919689 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 39.

The spelling of 19214006516220 in words is "nineteen trillion, two hundred fourteen billion, six million, five hundred sixteen thousand, two hundred twenty".