47243197646 has 8 divisors (see below), whose sum is σ = 72372558240. Its totient is φ = 23119011568.

The previous prime is 47243197609. The next prime is 47243197657. The reversal of 47243197646 is 64679134274.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 251293511 + ... + 251293698.

It is an arithmetic number, because the mean of its divisors is an integer number (9046569780).

Almost surely, 2^47243197646 is an apocalyptic number.

47243197646 is a deficient number, since it is larger than the sum of its proper divisors (25129360594).

47243197646 is a wasteful number, since it uses less digits than its factorization.

47243197646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 502587258.

The product of its digits is 6096384, while the sum is 53.

The spelling of 47243197646 in words is "forty-seven billion, two hundred forty-three million, one hundred ninety-seven thousand, six hundred forty-six".