16442625652503 has 16 divisors (see below), whose sum is σ = 22643207058432. Its totient is φ = 10602287856000.

The previous prime is 16442625652417. The next prime is 16442625652547. The reversal of 16442625652503 is 30525652624461.

It is not a de Polignac number, because 16442625652503 - 2¹⁶ = 16442625586967 is a prime.

It is a super-3 number, since 3×16442625652503³ (a number of 41 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16442625652553) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48645058 + ... + 48981903.

It is an arithmetic number, because the mean of its divisors is an integer number (1415200441152).

Almost surely, 2^{16442625652503} is an apocalyptic number.

16442625652503 is a deficient number, since it is larger than the sum of its proper divisors (6200581405929).

16442625652503 is a wasteful number, since it uses less digits than its factorization.

16442625652503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97628806.

The product of its (nonzero) digits is 10368000, while the sum is 51.

The spelling of 16442625652503 in words is "sixteen trillion, four hundred forty-two billion, six hundred twenty-five million, six hundred fifty-two thousand, five hundred three".