47640166401 has 8 divisors (see below), whose sum is σ = 66863391520. Its totient is φ = 30088526112.

The previous prime is 47640166381. The next prime is 47640166429. The reversal of 47640166401 is 10466104674.

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

It is not a de Polignac number, because 47640166401 - 2⁶ = 47640166337 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 47640166401.

It is not an unprimeable number, because it can be changed into a prime (47640166901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 417896140 + ... + 417896253.

It is an arithmetic number, because the mean of its divisors is an integer number (8357923940).

Almost surely, 2^47640166401 is an apocalyptic number.

It is an amenable number.

47640166401 is a deficient number, since it is larger than the sum of its proper divisors (19223225119).

47640166401 is a wasteful number, since it uses less digits than its factorization.

47640166401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 835792415.

The product of its (nonzero) digits is 96768, while the sum is 39.

The spelling of 47640166401 in words is "forty-seven billion, six hundred forty million, one hundred sixty-six thousand, four hundred one".