19627146147 has 36 divisors (see below), whose sum is σ = 31528228056. Its totient is φ = 10828702080.

The previous prime is 19627146139. The next prime is 19627146169. The reversal of 19627146147 is 74164172691.

It is not a de Polignac number, because 19627146147 - 2³ = 19627146139 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 19627146096 and 19627146105.

It is not an unprimeable number, because it can be changed into a prime (19627146197) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 44247 + ... + 203007.

Almost surely, 2^19627146147 is an apocalyptic number.

19627146147 is a deficient number, since it is larger than the sum of its proper divisors (11901081909).

19627146147 is a wasteful number, since it uses less digits than its factorization.

19627146147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158836 (or 158800 counting only the distinct ones).

The product of its digits is 508032, while the sum is 48.

The spelling of 19627146147 in words is "nineteen billion, six hundred twenty-seven million, one hundred forty-six thousand, one hundred forty-seven".