47216621605539 has 16 divisors (see below), whose sum is σ = 63032688663552. Its totient is φ = 31439152435488.

The previous prime is 47216621605507. The next prime is 47216621605609. The reversal of 47216621605539 is 93550612661274.

It is not a de Polignac number, because 47216621605539 - 2⁵ = 47216621605507 is a prime.

It is not an unprimeable number, because it can be changed into a prime (47216821605539) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 192832462 + ... + 193077164.

It is an arithmetic number, because the mean of its divisors is an integer number (3939543041472).

Almost surely, 2^{47216621605539} is an apocalyptic number.

47216621605539 is a deficient number, since it is larger than the sum of its proper divisors (15816067058013).

47216621605539 is a wasteful number, since it uses less digits than its factorization.

47216621605539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323306.

The product of its (nonzero) digits is 16329600, while the sum is 57.

The spelling of 47216621605539 in words is "forty-seven trillion, two hundred sixteen billion, six hundred twenty-one million, six hundred five thousand, five hundred thirty-nine".