172482629561 has 16 divisors (see below), whose sum is σ = 202990364928. Its totient is φ = 144794208000.

The previous prime is 172482629537. The next prime is 172482629569. The reversal of 172482629561 is 165926284271.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-172482629561 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (53).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (172482629569) 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, 8691665 + ... + 8711486.

It is an arithmetic number, because the mean of its divisors is an integer number (12686897808).

Almost surely, 2^172482629561 is an apocalyptic number.

172482629561 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

172482629561 is a deficient number, since it is larger than the sum of its proper divisors (30507735367).

172482629561 is a wasteful number, since it uses less digits than its factorization.

172482629561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17403232.

The product of its digits is 2903040, while the sum is 53.

The spelling of 172482629561 in words is "one hundred seventy-two billion, four hundred eighty-two million, six hundred twenty-nine thousand, five hundred sixty-one".