421262045634 has 8 divisors (see below), whose sum is σ = 842524091280. Its totient is φ = 140420681876.

The previous prime is 421262045629. The next prime is 421262045653. The reversal of 421262045634 is 436540262124.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

421262045634 is an admirable number.

It is a super-2 number, since 2×421262045634² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 421262045592 and 421262045601.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35105170464 + ... + 35105170475.

It is an arithmetic number, because the mean of its divisors is an integer number (105315511410).

Almost surely, 2^421262045634 is an apocalyptic number.

421262045634 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

421262045634 is a wasteful number, since it uses less digits than its factorization.

421262045634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70210340944.

The product of its (nonzero) digits is 276480, while the sum is 39.

The spelling of 421262045634 in words is "four hundred twenty-one billion, two hundred sixty-two million, forty-five thousand, six hundred thirty-four".