47172136127 has 16 divisors (see below), whose sum is σ = 48335906304. Its totient is φ = 46022172000.

The previous prime is 47172136091. The next prime is 47172136181. The reversal of 47172136127 is 72163127174.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 47172136127 - 2¹⁶ = 47172070591 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47172036127) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4997102 + ... + 5006532.

It is an arithmetic number, because the mean of its divisors is an integer number (3020994144).

Almost surely, 2^47172136127 is an apocalyptic number.

47172136127 is a deficient number, since it is larger than the sum of its proper divisors (1163770177).

47172136127 is a wasteful number, since it uses less digits than its factorization.

47172136127 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10150.

The product of its digits is 98784, while the sum is 41.

The spelling of 47172136127 in words is "forty-seven billion, one hundred seventy-two million, one hundred thirty-six thousand, one hundred twenty-seven".