19227400273104 has 40 divisors (see below), whose sum is σ = 50727609237120. Its totient is φ = 6272768882688.

The previous prime is 19227400273079. The next prime is 19227400273127. The reversal of 19227400273104 is 40137200472291.

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, 4261389649 + ... + 4261394160.

It is an arithmetic number, because the mean of its divisors is an integer number (1268190230928).

Almost surely, 2^{19227400273104} is an apocalyptic number.

It is an amenable number.

19227400273104 is an abundant number, since it is smaller than the sum of its proper divisors (31500208964016).

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

19227400273104 is a wasteful number, since it uses less digits than its factorization.

19227400273104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8522783867 (or 8522783861 counting only the distinct ones).

The product of its (nonzero) digits is 169344, while the sum is 42.

The spelling of 19227400273104 in words is "nineteen trillion, two hundred twenty-seven billion, four hundred million, two hundred seventy-three thousand, one hundred four".