47528965123 has 4 divisors (see below), whose sum is σ = 47556392688. Its totient is φ = 47501537560.

The previous prime is 47528965103. The next prime is 47528965147. The reversal of 47528965123 is 32156982574.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32156982574 = 2 ⋅16078491287.

It is a cyclic number.

It is not a de Polignac number, because 47528965123 - 2¹⁷ = 47528834051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (47528965103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13711183 + ... + 13714648.

It is an arithmetic number, because the mean of its divisors is an integer number (11889098172).

Almost surely, 2^47528965123 is an apocalyptic number.

47528965123 is a deficient number, since it is larger than the sum of its proper divisors (27427565).

47528965123 is a wasteful number, since it uses less digits than its factorization.

47528965123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27427564.

The product of its digits is 3628800, while the sum is 52.

The spelling of 47528965123 in words is "forty-seven billion, five hundred twenty-eight million, nine hundred sixty-five thousand, one hundred twenty-three".