421453252303422 has 32 divisors (see below), whose sum is σ = 851608876269312. Its totient is φ = 139034065062144.

The previous prime is 421453252303409. The next prime is 421453252303429. The reversal of 421453252303422 is 224303252354124.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421453252303429) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34213753 + ... + 44871899.

It is an arithmetic number, because the mean of its divisors is an integer number (26612777383416).

Almost surely, 2^{421453252303422} is an apocalyptic number.

421453252303422 is an abundant number, since it is smaller than the sum of its proper divisors (430155623965890).

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

421453252303422 is a wasteful number, since it uses less digits than its factorization.

421453252303422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10726192.

The product of its (nonzero) digits is 1382400, while the sum is 42.

The spelling of 421453252303422 in words is "four hundred twenty-one trillion, four hundred fifty-three billion, two hundred fifty-two million, three hundred three thousand, four hundred twenty-two".