47216621721073 has 8 divisors (see below), whose sum is σ = 54439391922048. Its totient is φ = 40113236151744.

The previous prime is 47216621721053. The next prime is 47216621721091. The reversal of 47216621721073 is 37012712661274.

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

It is not a de Polignac number, because 47216621721073 - 2⁹ = 47216621720561 is a prime.

It is a super-2 number, since 2×47216621721073² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (47216621721053) 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, 29846157061 + ... + 29846158642.

It is an arithmetic number, because the mean of its divisors is an integer number (6804923990256).

Almost surely, 2^{47216621721073} is an apocalyptic number.

It is an amenable number.

47216621721073 is a deficient number, since it is larger than the sum of its proper divisors (7222770200975).

47216621721073 is a wasteful number, since it uses less digits than its factorization.

47216621721073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59692315823.

The product of its (nonzero) digits is 1185408, while the sum is 49.

The spelling of 47216621721073 in words is "forty-seven trillion, two hundred sixteen billion, six hundred twenty-one million, seven hundred twenty-one thousand, seventy-three".