47640634663303 has 4 divisors (see below), whose sum is σ = 51971601450888. Its totient is φ = 43309667875720.

The previous prime is 47640634663249. The next prime is 47640634663331. The reversal of 47640634663303 is 30336643604674.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 47640634663303 - 2²⁵ = 47640601108871 is a prime.

It is a super-2 number, since 2×47640634663303² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47640634663333) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2165483393776 + ... + 2165483393797.

It is an arithmetic number, because the mean of its divisors is an integer number (12992900362722).

Almost surely, 2^{47640634663303} is an apocalyptic number.

47640634663303 is a deficient number, since it is larger than the sum of its proper divisors (4330966787585).

47640634663303 is a wasteful number, since it uses less digits than its factorization.

47640634663303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4330966787584.

The product of its (nonzero) digits is 47029248, while the sum is 55.

The spelling of 47640634663303 in words is "forty-seven trillion, six hundred forty billion, six hundred thirty-four million, six hundred sixty-three thousand, three hundred three".