172474139011 has 8 divisors (see below), whose sum is σ = 173882407248. Its totient is φ = 171067260000.

The previous prime is 172474139003. The next prime is 172474139141. The reversal of 172474139011 is 110931474271.

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

It is a cyclic number.

It is not a de Polignac number, because 172474139011 - 2³ = 172474139003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (172474139311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97260 + ... + 595321.

It is an arithmetic number, because the mean of its divisors is an integer number (21735300906).

Almost surely, 2^172474139011 is an apocalyptic number.

172474139011 is a deficient number, since it is larger than the sum of its proper divisors (1408268237).

172474139011 is a wasteful number, since it uses less digits than its factorization.

172474139011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 694613.

The product of its (nonzero) digits is 42336, while the sum is 40.

The spelling of 172474139011 in words is "one hundred seventy-two billion, four hundred seventy-four million, one hundred thirty-nine thousand, eleven".