15616433082241 has 8 divisors (see below), whose sum is σ = 15917731903080. Its totient is φ = 15315380525952.

The previous prime is 15616433082139. The next prime is 15616433082251. The reversal of 15616433082241 is 14228033461651.

It can be written as a sum of positive squares in 4 ways, for example, as 194043774016 + 15422389308225 = 440504^2 + 3927135^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 15616433082241 - 2²³ = 15616424693633 is a prime.

It is a super-2 number, since 2×15616433082241² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 15616433082191 and 15616433082200.

It is not an unprimeable number, because it can be changed into a prime (15616433082251) 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, 61438086 + ... + 61691743.

It is an arithmetic number, because the mean of its divisors is an integer number (1989716487885).

Almost surely, 2^{15616433082241} is an apocalyptic number.

It is an amenable number.

15616433082241 is a deficient number, since it is larger than the sum of its proper divisors (301298820839).

15616433082241 is a wasteful number, since it uses less digits than its factorization.

15616433082241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123132275.

The product of its (nonzero) digits is 829440, while the sum is 46.

The spelling of 15616433082241 in words is "fifteen trillion, six hundred sixteen billion, four hundred thirty-three million, eighty-two thousand, two hundred forty-one".