421433353146 has 16 divisors (see below), whose sum is σ = 907702606944. Its totient is φ = 129671800944.

The previous prime is 421433353123. The next prime is 421433353163. The reversal of 421433353146 is 641353334124.

It is a super-2 number, since 2×421433353146² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

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, 2701495776 + ... + 2701495931.

It is an arithmetic number, because the mean of its divisors is an integer number (56731412934).

Almost surely, 2^421433353146 is an apocalyptic number.

421433353146 is an abundant number, since it is smaller than the sum of its proper divisors (486269253798).

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

421433353146 is a wasteful number, since it uses less digits than its factorization.

421433353146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5402991725.

The product of its digits is 311040, while the sum is 39.

The spelling of 421433353146 in words is "four hundred twenty-one billion, four hundred thirty-three million, three hundred fifty-three thousand, one hundred forty-six".