47402654647 has 8 divisors (see below), whose sum is σ = 47966662800. Its totient is φ = 46841182080.

The previous prime is 47402654561. The next prime is 47402654657. The reversal of 47402654647 is 74645620474.

It is a happy number.

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 47402654647 - 2²³ = 47394266039 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 47402654647.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47402654657) 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, 596272 + ... + 671077.

It is an arithmetic number, because the mean of its divisors is an integer number (5995832850).

Almost surely, 2^47402654647 is an apocalyptic number.

47402654647 is a deficient number, since it is larger than the sum of its proper divisors (564008153).

47402654647 is a wasteful number, since it uses less digits than its factorization.

47402654647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1267793.

The product of its (nonzero) digits is 4515840, while the sum is 49.

The spelling of 47402654647 in words is "forty-seven billion, four hundred two million, six hundred fifty-four thousand, six hundred forty-seven".