421112165410156 has 36 divisors (see below), whose sum is σ = 810151687666440. Its totient is φ = 191386307569600.

The previous prime is 421112165410121. The next prime is 421112165410159. The reversal of 421112165410156 is 651014561211124.

It is not an unprimeable number, because it can be changed into a prime (421112165410159) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 61072186 + ... + 67616833.

It is an arithmetic number, because the mean of its divisors is an integer number (22504213546290).

Almost surely, 2^{421112165410156} is an apocalyptic number.

It is an amenable number.

421112165410156 is a deficient number, since it is larger than the sum of its proper divisors (389039522256284).

421112165410156 is a wasteful number, since it uses less digits than its factorization.

421112165410156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128695806 (or 128695793 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 40.

The spelling of 421112165410156 in words is "four hundred twenty-one trillion, one hundred twelve billion, one hundred sixty-five million, four hundred ten thousand, one hundred fifty-six".