421411356425 has 12 divisors (see below), whose sum is σ = 550052718480. Its totient is φ = 319385448720.

The previous prime is 421411356383. The next prime is 421411356451. The reversal of 421411356425 is 524653114124.

It is not a de Polignac number, because 421411356425 - 2⁸ = 421411356169 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 443590427 + ... + 443591376.

It is an arithmetic number, because the mean of its divisors is an integer number (45837726540).

Almost surely, 2^421411356425 is an apocalyptic number.

It is an amenable number.

421411356425 is a deficient number, since it is larger than the sum of its proper divisors (128641362055).

421411356425 is a wasteful number, since it uses less digits than its factorization.

421411356425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 887181832 (or 887181827 counting only the distinct ones).

The product of its digits is 115200, while the sum is 38.

The spelling of 421411356425 in words is "four hundred twenty-one billion, four hundred eleven million, three hundred fifty-six thousand, four hundred twenty-five".