16172551248 has 80 divisors (see below), whose sum is σ = 50556228480. Its totient is φ = 4348919808.

The previous prime is 16172551243. The next prime is 16172551253. The reversal of 16172551248 is 84215527161.

It is a happy number.

16172551248 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (16172551243) and next prime (16172551253).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16172551243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1409953 + ... + 1421376.

It is an arithmetic number, because the mean of its divisors is an integer number (631952856).

Almost surely, 2^16172551248 is an apocalyptic number.

It is an amenable number.

16172551248 is an abundant number, since it is smaller than the sum of its proper divisors (34383677232).

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

16172551248 is a wasteful number, since it uses less digits than its factorization.

16172551248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2831364 (or 2831358 counting only the distinct ones).

The product of its digits is 134400, while the sum is 42.

The spelling of 16172551248 in words is "sixteen billion, one hundred seventy-two million, five hundred fifty-one thousand, two hundred forty-eight".