421294499260 has 24 divisors (see below), whose sum is σ = 885755668896. Its totient is φ = 168320233920.

The previous prime is 421294499237. The next prime is 421294499287. The reversal of 421294499260 is 62994492124.

It is a junction number, because it is equal to n+sod(n) for n = 421294499198 and 421294499207.

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, 12330376 + ... + 12364495.

It is an arithmetic number, because the mean of its divisors is an integer number (36906486204).

Almost surely, 2^421294499260 is an apocalyptic number.

It is an amenable number.

421294499260 is an abundant number, since it is smaller than the sum of its proper divisors (464461169636).

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

421294499260 is a wasteful number, since it uses less digits than its factorization.

421294499260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24695733 (or 24695731 counting only the distinct ones).

The product of its (nonzero) digits is 2239488, while the sum is 52.

The spelling of 421294499260 in words is "four hundred twenty-one billion, two hundred ninety-four million, four hundred ninety-nine thousand, two hundred sixty".