420672025170 has 48 divisors (see below), whose sum is σ = 1094308330752. Its totient is φ = 112121661600.

The previous prime is 420672025159. The next prime is 420672025183. The reversal of 420672025170 is 71520276024.

It is a happy number.

420672025170 is a `hidden beast` number, since 420 + 67 + 2 + 0 + 2 + 5 + 170 = 666.

It is a super-3 number, since 3×420672025170³ (a number of 36 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

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, 1022292 + ... + 1373471.

It is an arithmetic number, because the mean of its divisors is an integer number (22798090224).

Almost surely, 2^420672025170 is an apocalyptic number.

420672025170 is an abundant number, since it is smaller than the sum of its proper divisors (673636305582).

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

420672025170 is a wasteful number, since it uses less digits than its factorization.

420672025170 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2397727 (or 2397724 counting only the distinct ones).

The product of its (nonzero) digits is 47040, while the sum is 36.

The spelling of 420672025170 in words is "four hundred twenty billion, six hundred seventy-two million, twenty-five thousand, one hundred seventy".