16456405051 has 8 divisors (see below), whose sum is σ = 16570361808. Its totient is φ = 16342788000.

The previous prime is 16456404973. The next prime is 16456405057. The reversal of 16456405051 is 15050465461.

16456405051 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 16456405051 - 2²¹ = 16454307899 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 16456405051.

It is not an unprimeable number, because it can be changed into a prime (16456405057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12681 + ... + 181861.

It is an arithmetic number, because the mean of its divisors is an integer number (2071295226).

Almost surely, 2^16456405051 is an apocalyptic number.

16456405051 is a deficient number, since it is larger than the sum of its proper divisors (113956757).

16456405051 is a wasteful number, since it uses less digits than its factorization.

16456405051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169853.

The product of its (nonzero) digits is 72000, while the sum is 37.

The spelling of 16456405051 in words is "sixteen billion, four hundred fifty-six million, four hundred five thousand, fifty-one".