16610053265 has 8 divisors (see below), whose sum is σ = 21465299688. Its totient is φ = 12265885440.

The previous prime is 16610053249. The next prime is 16610053277. The reversal of 16610053265 is 56235001661.

It can be written as a sum of positive squares in 4 ways, for example, as 620956561 + 15989096704 = 24919^2 + 126448^2 .

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

It is not a de Polignac number, because 16610053265 - 2⁴ = 16610053249 is a prime.

It is a super-2 number, since 2×16610053265² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 127769576 + ... + 127769705.

It is an arithmetic number, because the mean of its divisors is an integer number (2683162461).

Almost surely, 2^16610053265 is an apocalyptic number.

It is an amenable number.

16610053265 is a deficient number, since it is larger than the sum of its proper divisors (4855246423).

16610053265 is a wasteful number, since it uses less digits than its factorization.

16610053265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255539299.

The product of its (nonzero) digits is 32400, while the sum is 35.

The spelling of 16610053265 in words is "sixteen billion, six hundred ten million, fifty-three thousand, two hundred sixty-five".