16423046454 has 32 divisors (see below), whose sum is σ = 36078094080. Its totient is φ = 4960736352.

The previous prime is 16423046449. The next prime is 16423046467. The reversal of 16423046454 is 45464032461.

It is a congruent number.

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, 3129157 + ... + 3134400.

It is an arithmetic number, because the mean of its divisors is an integer number (1127440440).

Almost surely, 2^16423046454 is an apocalyptic number.

16423046454 is an abundant number, since it is smaller than the sum of its proper divisors (19655047626).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16423046454 is a wasteful number, since it uses less digits than its factorization.

16423046454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6263604.

The product of its (nonzero) digits is 276480, while the sum is 39.

The spelling of 16423046454 in words is "sixteen billion, four hundred twenty-three million, forty-six thousand, four hundred fifty-four".