19237940508000 has 384 divisors, whose sum is σ = 65795154647040. Its totient is φ = 4904717875200.

The previous prime is 19237940507999. The next prime is 19237940508019. The reversal of 19237940508000 is 80504973291.

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (48).

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 63 ways as a sum of consecutive naturals, for example, 617396421 + ... + 617427579.

It is an arithmetic number, because the mean of its divisors is an integer number (171341548560).

Almost surely, 2^{19237940508000} is an apocalyptic number.

19237940508000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 19237940508000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32897577323520).

19237940508000 is an abundant number, since it is smaller than the sum of its proper divisors (46557214139040).

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

19237940508000 is a wasteful number, since it uses less digits than its factorization.

19237940508000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33447 (or 33429 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 48.

The spelling of 19237940508000 in words is "nineteen trillion, two hundred thirty-seven billion, nine hundred forty million, five hundred eight thousand".