171062135140 has 48 divisors (see below), whose sum is σ = 391524654528. Its totient is φ = 62400415104.

The previous prime is 171062135119. The next prime is 171062135147. The reversal of 171062135140 is 41531260171.

It is not an unprimeable number, because it can be changed into a prime (171062135147) 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, 3941862 + ... + 3985021.

It is an arithmetic number, because the mean of its divisors is an integer number (8156763636).

Almost surely, 2^171062135140 is an apocalyptic number.

171062135140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

171062135140 is an abundant number, since it is smaller than the sum of its proper divisors (220462519388).

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

171062135140 is a wasteful number, since it uses less digits than its factorization.

171062135140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7926988 (or 7926986 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 31.

The spelling of 171062135140 in words is "one hundred seventy-one billion, sixty-two million, one hundred thirty-five thousand, one hundred forty".