47243017756564 has 48 divisors (see below), whose sum is σ = 96687145346176. Its totient is φ = 19775377843200.

The previous prime is 47243017756553. The next prime is 47243017756579. The reversal of 47243017756564 is 46565771034274.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30747904 + ... + 32247784.

Almost surely, 2^{47243017756564} is an apocalyptic number.

It is an amenable number.

47243017756564 is an abundant number, since it is smaller than the sum of its proper divisors (49444127589612).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

47243017756564 is a wasteful number, since it uses less digits than its factorization.

47243017756564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1526096 (or 1526094 counting only the distinct ones).

The product of its (nonzero) digits is 118540800, while the sum is 61.

The spelling of 47243017756564 in words is "forty-seven trillion, two hundred forty-three billion, seventeen million, seven hundred fifty-six thousand, five hundred sixty-four".