16465060651 has 4 divisors (see below), whose sum is σ = 17731603792. Its totient is φ = 15198517512.

The previous prime is 16465060637. The next prime is 16465060663. The reversal of 16465060651 is 15606056461.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 16465060651 - 2⁷ = 16465060523 is a prime.

It is a super-2 number, since 2×16465060651² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16465060691) 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 3 ways as a sum of consecutive naturals, for example, 633271551 + ... + 633271576.

It is an arithmetic number, because the mean of its divisors is an integer number (4432900948).

Almost surely, 2^16465060651 is an apocalyptic number.

16465060651 is a deficient number, since it is larger than the sum of its proper divisors (1266543141).

16465060651 is a wasteful number, since it uses less digits than its factorization.

16465060651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1266543140.

The product of its (nonzero) digits is 129600, while the sum is 40.

The spelling of 16465060651 in words is "sixteen billion, four hundred sixty-five million, sixty thousand, six hundred fifty-one".