19400147127 has 12 divisors (see below), whose sum is σ = 28497392040. Its totient is φ = 12714220368.

The previous prime is 19400147101. The next prime is 19400147131. The reversal of 19400147127 is 72174100491.

It is not a de Polignac number, because 19400147127 - 2¹⁸ = 19399884983 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 19400147091 and 19400147100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19400147177) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18267028 + ... + 18268089.

It is an arithmetic number, because the mean of its divisors is an integer number (2374782670).

Almost surely, 2^19400147127 is an apocalyptic number.

19400147127 is a deficient number, since it is larger than the sum of its proper divisors (9097244913).

19400147127 is a wasteful number, since it uses less digits than its factorization.

19400147127 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36535182 (or 36535179 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 36.

The spelling of 19400147127 in words is "nineteen billion, four hundred million, one hundred forty-seven thousand, one hundred twenty-seven".