16463452452 has 24 divisors (see below), whose sum is σ = 38955776832. Its totient is φ = 5410524000.

The previous prime is 16463452433. The next prime is 16463452469. The reversal of 16463452452 is 25425436461.

It is a happy 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, 9660799 + ... + 9662502.

It is an arithmetic number, because the mean of its divisors is an integer number (1623157368).

Almost surely, 2^16463452452 is an apocalyptic number.

16463452452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16463452452 is an abundant number, since it is smaller than the sum of its proper divisors (22492324380).

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

16463452452 is a wasteful number, since it uses less digits than its factorization.

16463452452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19323379 (or 19323377 counting only the distinct ones).

The product of its digits is 691200, while the sum is 42.

The spelling of 16463452452 in words is "sixteen billion, four hundred sixty-three million, four hundred fifty-two thousand, four hundred fifty-two".