171242408076 has 72 divisors (see below), whose sum is σ = 430267106640. Its totient is φ = 52987097088.

The previous prime is 171242408041. The next prime is 171242408081. The reversal of 171242408076 is 670804242171.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 85041 + ... + 591368.

Almost surely, 2^171242408076 is an apocalyptic number.

It is an amenable number.

171242408076 is an abundant number, since it is smaller than the sum of its proper divisors (259024698564).

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

171242408076 is a wasteful number, since it uses less digits than its factorization.

171242408076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 676523 (or 676504 counting only the distinct ones).

The product of its (nonzero) digits is 150528, while the sum is 42.

The spelling of 171242408076 in words is "one hundred seventy-one billion, two hundred forty-two million, four hundred eight thousand, seventy-six".