421153253332 has 24 divisors (see below), whose sum is σ = 842323817664. Its totient is φ = 180490541952.

The previous prime is 421153253321. The next prime is 421153253341. The reversal of 421153253332 is 233352351124.

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, 1569603 + ... + 1818229.

It is an arithmetic number, because the mean of its divisors is an integer number (35096825736).

Almost surely, 2^421153253332 is an apocalyptic number.

It is an amenable number.

421153253332 is an abundant number, since it is smaller than the sum of its proper divisors (421170564332).

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

421153253332 is a wasteful number, since it uses less digits than its factorization.

421153253332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 309135 (or 309133 counting only the distinct ones).

The product of its digits is 64800, while the sum is 34.

The spelling of 421153253332 in words is "four hundred twenty-one billion, one hundred fifty-three million, two hundred fifty-three thousand, three hundred thirty-two".