421216262612124 has 24 divisors (see below), whose sum is σ = 1123243366965888. Its totient is φ = 120347503603440.

The previous prime is 421216262612087. The next prime is 421216262612137.

421216262612124 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2507239658322 + ... + 2507239658489.

It is an arithmetic number, because the mean of its divisors is an integer number (46801806956912).

Almost surely, 2^{421216262612124} is an apocalyptic number.

It is an amenable number.

421216262612124 is an abundant number, since it is smaller than the sum of its proper divisors (702027104353764).

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

421216262612124 is a wasteful number, since it uses less digits than its factorization.

421216262612124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5014479316825 (or 5014479316823 counting only the distinct ones).

The product of its digits is 221184, while the sum is 42.

The spelling of 421216262612124 in words is "four hundred twenty-one trillion, two hundred sixteen billion, two hundred sixty-two million, six hundred twelve thousand, one hundred twenty-four".