47899019594 has 4 divisors (see below), whose sum is σ = 71848529394. Its totient is φ = 23949509796.

The previous prime is 47899019593. The next prime is 47899019639. The reversal of 47899019594 is 49591099874.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 46926390625 + 972628969 = 216625^2 + 31187^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 47899019594.

It is not an unprimeable number, because it can be changed into a prime (47899019593) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11974754897 + ... + 11974754900.

Almost surely, 2^47899019594 is an apocalyptic number.

47899019594 is a deficient number, since it is larger than the sum of its proper divisors (23949509800).

47899019594 is a wasteful number, since it uses less digits than its factorization.

47899019594 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23949509799.

The product of its (nonzero) digits is 29393280, while the sum is 65.

The spelling of 47899019594 in words is "forty-seven billion, eight hundred ninety-nine million, nineteen thousand, five hundred ninety-four".