170212470876421 has 8 divisors (see below), whose sum is σ = 179527226800320. Its totient is φ = 160933335435072.

The previous prime is 170212470876373. The next prime is 170212470876431. The reversal of 170212470876421 is 124678074212071.

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 170212470876421 - 2¹¹ = 170212470874373 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (170212470876431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8905110820 + ... + 8905129933.

It is an arithmetic number, because the mean of its divisors is an integer number (22440903350040).

Almost surely, 2^{170212470876421} is an apocalyptic number.

It is an amenable number.

170212470876421 is a deficient number, since it is larger than the sum of its proper divisors (9314755923899).

170212470876421 is a wasteful number, since it uses less digits than its factorization.

170212470876421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17810241275.

The product of its (nonzero) digits is 2107392, while the sum is 52.

The spelling of 170212470876421 in words is "one hundred seventy trillion, two hundred twelve billion, four hundred seventy million, eight hundred seventy-six thousand, four hundred twenty-one".