16442621250032 has 10 divisors (see below), whose sum is σ = 31857578671968. Its totient is φ = 8221310625008.

The previous prime is 16442621249987. The next prime is 16442621250073. The reversal of 16442621250032 is 23005212624461.

16442621250032 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×16442621250032³ (a number of 41 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 513831914048 + ... + 513831914079.

Almost surely, 2^{16442621250032} is an apocalyptic number.

It is an amenable number.

16442621250032 is a deficient number, since it is larger than the sum of its proper divisors (15414957421936).

16442621250032 is a wasteful number, since it uses less digits than its factorization.

16442621250032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1027663828135 (or 1027663828129 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 38.

Adding to 16442621250032 its reverse (23005212624461), we get a palindrome (39447833874493).

The spelling of 16442621250032 in words is "sixteen trillion, four hundred forty-two billion, six hundred twenty-one million, two hundred fifty thousand, thirty-two".