16205233265 has 16 divisors (see below), whose sum is σ = 21207244800. Its totient is φ = 11815457472.

The previous prime is 16205233241. The next prime is 16205233279. The reversal of 16205233265 is 56233250261.

It is not a de Polignac number, because 16205233265 - 2²² = 16201038961 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1572785 + ... + 1583054.

It is an arithmetic number, because the mean of its divisors is an integer number (1325452800).

Almost surely, 2^16205233265 is an apocalyptic number.

It is an amenable number.

16205233265 is a deficient number, since it is larger than the sum of its proper divisors (5002011535).

16205233265 is a wasteful number, since it uses less digits than its factorization.

16205233265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3155936.

The product of its (nonzero) digits is 64800, while the sum is 35.

The spelling of 16205233265 in words is "sixteen billion, two hundred five million, two hundred thirty-three thousand, two hundred sixty-five".