47225717929 has 8 divisors (see below), whose sum is σ = 50860904192. Its totient is φ = 43590880080.

The previous prime is 47225717897. The next prime is 47225717933. The reversal of 47225717929 is 92971752274.

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

It is a cyclic number.

It is not a de Polignac number, because 47225717929 - 2⁵ = 47225717897 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 47225717929.

It is not an unprimeable number, because it can be changed into a prime (47225217929) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 239914 + ... + 389884.

It is an arithmetic number, because the mean of its divisors is an integer number (6357613024).

Almost surely, 2^47225717929 is an apocalyptic number.

It is an amenable number.

47225717929 is a deficient number, since it is larger than the sum of its proper divisors (3635186263).

47225717929 is a wasteful number, since it uses less digits than its factorization.

47225717929 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174207.

The product of its digits is 4445280, while the sum is 55.

The spelling of 47225717929 in words is "forty-seven billion, two hundred twenty-five million, seven hundred seventeen thousand, nine hundred twenty-nine".