16441023643452 has 36 divisors (see below), whose sum is σ = 41559984704056. Its totient is φ = 5480244885600.

The previous prime is 16441023643427. The next prime is 16441023643453. The reversal of 16441023643452 is 25434632014461.

16441023643452 is a `hidden beast` number, since 1 + 64 + 4 + 10 + 236 + 4 + 345 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-3 number, since 3×16441023643452³ (a number of 41 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 16441023643398 and 16441023643407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16441023643453) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1922218 + ... + 6047889.

Almost surely, 2^{16441023643452} is an apocalyptic number.

16441023643452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16441023643452 is an abundant number, since it is smaller than the sum of its proper divisors (25118961060604).

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

16441023643452 is a wasteful number, since it uses less digits than its factorization.

16441023643452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8027418 (or 8027413 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 45.

The spelling of 16441023643452 in words is "sixteen trillion, four hundred forty-one billion, twenty-three million, six hundred forty-three thousand, four hundred fifty-two".