47281943578 has 8 divisors (see below), whose sum is σ = 70941079872. Its totient is φ = 23634916956.

The previous prime is 47281943573. The next prime is 47281943629. The reversal of 47281943578 is 87534918274.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (47281943573) 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, 3017650 + ... + 3033277.

It is an arithmetic number, because the mean of its divisors is an integer number (8867634984).

Almost surely, 2^47281943578 is an apocalyptic number.

47281943578 is a deficient number, since it is larger than the sum of its proper divisors (23659136294).

47281943578 is a wasteful number, since it uses less digits than its factorization.

47281943578 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6054836.

The product of its digits is 13547520, while the sum is 58.

The spelling of 47281943578 in words is "forty-seven billion, two hundred eighty-one million, nine hundred forty-three thousand, five hundred seventy-eight".