15516166441 has 8 divisors (see below), whose sum is σ = 17293560480. Its totient is φ = 13834847808.

The previous prime is 15516166439. The next prime is 15516166481. The reversal of 15516166441 is 14466161551.

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 15516166441 - 2¹ = 15516166439 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 15516166394 and 15516166403.

It is not an unprimeable number, because it can be changed into a prime (15516166481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24018511 + ... + 24019156.

It is an arithmetic number, because the mean of its divisors is an integer number (2161695060).

Almost surely, 2^15516166441 is an apocalyptic number.

It is an amenable number.

15516166441 is a deficient number, since it is larger than the sum of its proper divisors (1777394039).

15516166441 is a wasteful number, since it uses less digits than its factorization.

15516166441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48037703.

The product of its digits is 86400, while the sum is 40.

The spelling of 15516166441 in words is "fifteen billion, five hundred sixteen million, one hundred sixty-six thousand, four hundred forty-one".