16087277265 has 16 divisors (see below), whose sum is σ = 26287296768. Its totient is φ = 8397330176.

The previous prime is 16087277231. The next prime is 16087277321. The reversal of 16087277265 is 56277278061.

It is a cyclic number.

It is not a de Polignac number, because 16087277265 - 2¹⁸ = 16087015121 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, 11408712 + ... + 11410121.

It is an arithmetic number, because the mean of its divisors is an integer number (1642956048).

Almost surely, 2^16087277265 is an apocalyptic number.

16087277265 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16087277265 is a deficient number, since it is larger than the sum of its proper divisors (10200019503).

16087277265 is a wasteful number, since it uses less digits than its factorization.

16087277265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22818888.

The product of its (nonzero) digits is 1975680, while the sum is 51.

The spelling of 16087277265 in words is "sixteen billion, eighty-seven million, two hundred seventy-seven thousand, two hundred sixty-five".