16265000001 has 16 divisors (see below), whose sum is σ = 22686566400. Its totient is φ = 10351786368.

The previous prime is 16264999991. The next prime is 16265000021. The reversal of 16265000001 is 10000056261.

It is a happy number.

It is not a de Polignac number, because 16265000001 - 2⁵ = 16264999969 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16265000021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1042561 + ... + 1058046.

It is an arithmetic number, because the mean of its divisors is an integer number (1417910400).

Almost surely, 2^16265000001 is an apocalyptic number.

It is an amenable number.

16265000001 is a deficient number, since it is larger than the sum of its proper divisors (6421566399).

16265000001 is a wasteful number, since it uses less digits than its factorization.

16265000001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2100728.

The product of its (nonzero) digits is 360, while the sum is 21.

Adding to 16265000001 its reverse (10000056261), we get a palindrome (26265056262).

The spelling of 16265000001 in words is "sixteen billion, two hundred sixty-five million, one", and thus it is an aban number.