421264277434 has 96 divisors (see below), whose sum is σ = 875699612928. Its totient is φ = 147808108800.

The previous prime is 421264277431. The next prime is 421264277449. The reversal of 421264277434 is 434772462124.

It is not an unprimeable number, because it can be changed into a prime (421264277431) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 669619 + ... + 1136185.

It is an arithmetic number, because the mean of its divisors is an integer number (9121870968).

Almost surely, 2^421264277434 is an apocalyptic number.

421264277434 is an abundant number, since it is smaller than the sum of its proper divisors (454435335494).

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

421264277434 is a wasteful number, since it uses less digits than its factorization.

421264277434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 466652 (or 466641 counting only the distinct ones).

The product of its digits is 1806336, while the sum is 46.

The spelling of 421264277434 in words is "four hundred twenty-one billion, two hundred sixty-four million, two hundred seventy-seven thousand, four hundred thirty-four".