47665456742 has 16 divisors (see below), whose sum is σ = 73167209280. Its totient is φ = 23276482152.

The previous prime is 47665456733. The next prime is 47665456753. The reversal of 47665456742 is 24765456674.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1748009 + ... + 1775067.

It is an arithmetic number, because the mean of its divisors is an integer number (4572950580).

Almost surely, 2^47665456742 is an apocalyptic number.

47665456742 is a deficient number, since it is larger than the sum of its proper divisors (25501752538).

47665456742 is a wasteful number, since it uses less digits than its factorization.

47665456742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47587.

The product of its digits is 33868800, while the sum is 56.

The spelling of 47665456742 in words is "forty-seven billion, six hundred sixty-five million, four hundred fifty-six thousand, seven hundred forty-two".