16011464623 has 32 divisors (see below), whose sum is σ = 20077608960. Its totient is φ = 12404676960.

The previous prime is 16011464587. The next prime is 16011464657. The reversal of 16011464623 is 32646411061.

It is a cyclic number.

It is not a de Polignac number, because 16011464623 - 2²⁵ = 15977910191 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16011464123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12518098 + ... + 12519376.

It is an arithmetic number, because the mean of its divisors is an integer number (627425280).

Almost surely, 2^16011464623 is an apocalyptic number.

16011464623 is a deficient number, since it is larger than the sum of its proper divisors (4066144337).

16011464623 is a wasteful number, since it uses less digits than its factorization.

16011464623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2107.

The product of its (nonzero) digits is 20736, while the sum is 34.

Adding to 16011464623 its reverse (32646411061), we get a palindrome (48657875684).

The spelling of 16011464623 in words is "sixteen billion, eleven million, four hundred sixty-four thousand, six hundred twenty-three".