172515485046 has 8 divisors (see below), whose sum is σ = 345030970104. Its totient is φ = 57505161680.

The previous prime is 172515485027. The next prime is 172515485047. The reversal of 172515485046 is 640584515271.

It is a happy number.

172515485046 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

172515485046 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 172515484986 and 172515485004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (172515485047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14376290415 + ... + 14376290426.

It is an arithmetic number, because the mean of its divisors is an integer number (43128871263).

Almost surely, 2^172515485046 is an apocalyptic number.

172515485046 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

172515485046 is a wasteful number, since it uses less digits than its factorization.

172515485046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28752580846.

The product of its (nonzero) digits is 1344000, while the sum is 48.

The spelling of 172515485046 in words is "one hundred seventy-two billion, five hundred fifteen million, four hundred eighty-five thousand, forty-six".