421827752460 has 96 divisors (see below), whose sum is σ = 1185398065152. Its totient is φ = 112080499200.

The previous prime is 421827752431. The next prime is 421827752491. The reversal of 421827752460 is 64257728124.

It is a super-6 number, since 6×421827752460⁶ (a number of 71 digits) contains 666666 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18848197 + ... + 18870563.

It is an arithmetic number, because the mean of its divisors is an integer number (12347896512).

Almost surely, 2^421827752460 is an apocalyptic number.

It is an amenable number.

421827752460 is an abundant number, since it is smaller than the sum of its proper divisors (763570312692).

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

421827752460 is a wasteful number, since it uses less digits than its factorization.

421827752460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23503 (or 23501 counting only the distinct ones).

The product of its (nonzero) digits is 1505280, while the sum is 48.

The spelling of 421827752460 in words is "four hundred twenty-one billion, eight hundred twenty-seven million, seven hundred fifty-two thousand, four hundred sixty".