19473821313112 has 32 divisors (see below), whose sum is σ = 38435399539200. Its totient is φ = 9224387460000.

The previous prime is 19473821313097. The next prime is 19473821313139. The reversal of 19473821313112 is 21131312837491.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39235537 + ... + 39728767.

It is an arithmetic number, because the mean of its divisors is an integer number (1201106235600).

Almost surely, 2^{19473821313112} is an apocalyptic number.

It is an amenable number.

19473821313112 is a deficient number, since it is larger than the sum of its proper divisors (18961578226088).

19473821313112 is a wasteful number, since it uses less digits than its factorization.

19473821313112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 753007 (or 753003 counting only the distinct ones).

The product of its digits is 217728, while the sum is 46.

The spelling of 19473821313112 in words is "nineteen trillion, four hundred seventy-three billion, eight hundred twenty-one million, three hundred thirteen thousand, one hundred twelve".