421254583775 has 12 divisors (see below), whose sum is σ = 523273725600. Its totient is φ = 336411382080.

The previous prime is 421254583769. The next prime is 421254583811. The reversal of 421254583775 is 577385452124.

It is not a de Polignac number, because 421254583775 - 2¹⁶ = 421254518239 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14792615 + ... + 14821064.

It is an arithmetic number, because the mean of its divisors is an integer number (43606143800).

Almost surely, 2^421254583775 is an apocalyptic number.

421254583775 is a deficient number, since it is larger than the sum of its proper divisors (102019141825).

421254583775 is a wasteful number, since it uses less digits than its factorization.

421254583775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29614258 (or 29614253 counting only the distinct ones).

The product of its digits is 9408000, while the sum is 53.

The spelling of 421254583775 in words is "four hundred twenty-one billion, two hundred fifty-four million, five hundred eighty-three thousand, seven hundred seventy-five".