172682710005 has 32 divisors (see below), whose sum is σ = 298561205376. Its totient is φ = 84722851584.

The previous prime is 172682710001. The next prime is 172682710043. The reversal of 172682710005 is 500017286271.

It is not a de Polignac number, because 172682710005 - 2² = 172682710001 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (172682710001) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1454047 + ... + 1568316.

It is an arithmetic number, because the mean of its divisors is an integer number (9330037668).

Almost surely, 2^172682710005 is an apocalyptic number.

172682710005 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

172682710005 is a deficient number, since it is larger than the sum of its proper divisors (125878495371).

172682710005 is a wasteful number, since it uses less digits than its factorization.

172682710005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3022677.

The product of its (nonzero) digits is 47040, while the sum is 39.

Adding to 172682710005 its reverse (500017286271), we get a palindrome (672699996276).

The spelling of 172682710005 in words is "one hundred seventy-two billion, six hundred eighty-two million, seven hundred ten thousand, five".