47225643994 has 8 divisors (see below), whose sum is σ = 71526218400. Its totient is φ = 23383571196.

The previous prime is 47225643991. The next prime is 47225644049. The reversal of 47225643994 is 49934652274.

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

It is a super-2 number, since 2×47225643994² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (47225643991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114625144 + ... + 114625555.

It is an arithmetic number, because the mean of its divisors is an integer number (8940777300).

Almost surely, 2^47225643994 is an apocalyptic number.

47225643994 is a deficient number, since it is larger than the sum of its proper divisors (24300574406).

47225643994 is a wasteful number, since it uses less digits than its factorization.

47225643994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229250804.

The product of its digits is 13063680, while the sum is 55.

The spelling of 47225643994 in words is "forty-seven billion, two hundred twenty-five million, six hundred forty-three thousand, nine hundred ninety-four".