16448481540807 has 8 divisors (see below), whose sum is σ = 21935192453376. Its totient is φ = 10963712494392.

The previous prime is 16448481540791. The next prime is 16448481540817. The reversal of 16448481540807 is 70804518484461.

It is a happy number.

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

It is not a de Polignac number, because 16448481540807 - 2⁴ = 16448481540791 is a prime.

It is a super-2 number, since 2×16448481540807² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16448481540817) 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, 485446773 + ... + 485480654.

It is an arithmetic number, because the mean of its divisors is an integer number (2741899056672).

Almost surely, 2^{16448481540807} is an apocalyptic number.

16448481540807 is a deficient number, since it is larger than the sum of its proper divisors (5486710912569).

16448481540807 is an equidigital number, since it uses as much as digits as its factorization.

16448481540807 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 970933077.

The product of its (nonzero) digits is 27525120, while the sum is 60.

The spelling of 16448481540807 in words is "sixteen trillion, four hundred forty-eight billion, four hundred eighty-one million, five hundred forty thousand, eight hundred seven".