16065451055 has 8 divisors (see below), whose sum is σ = 19279233792. Its totient is φ = 12851899168.

The previous prime is 16065451049. The next prime is 16065451091. The reversal of 16065451055 is 55015456061.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 16065451055 - 2¹⁸ = 16065188911 is a prime.

It is a super-2 number, since 2×16065451055² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 200114 + ... + 268656.

It is an arithmetic number, because the mean of its divisors is an integer number (2409904224).

Almost surely, 2^16065451055 is an apocalyptic number.

16065451055 is a deficient number, since it is larger than the sum of its proper divisors (3213782737).

16065451055 is an equidigital number, since it uses as much as digits as its factorization.

16065451055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115425.

The product of its (nonzero) digits is 90000, while the sum is 38.

The spelling of 16065451055 in words is "sixteen billion, sixty-five million, four hundred fifty-one thousand, fifty-five".