421381126485 has 24 divisors (see below), whose sum is σ = 796793403744. Its totient is φ = 204306000480.

The previous prime is 421381126477. The next prime is 421381126541. The reversal of 421381126485 is 584621183124.

421381126485 is a `hidden beast` number, since 4 + 2 + 1 + 381 + 1 + 264 + 8 + 5 = 666.

It is not a de Polignac number, because 421381126485 - 2³ = 421381126477 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 421381126485.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 425637007 + ... + 425637996.

It is an arithmetic number, because the mean of its divisors is an integer number (33199725156).

Almost surely, 2^421381126485 is an apocalyptic number.

421381126485 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

421381126485 is a deficient number, since it is larger than the sum of its proper divisors (375412277259).

421381126485 is a wasteful number, since it uses less digits than its factorization.

421381126485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 851275025 (or 851275022 counting only the distinct ones).

The product of its digits is 368640, while the sum is 45.

The spelling of 421381126485 in words is "four hundred twenty-one billion, three hundred eighty-one million, one hundred twenty-six thousand, four hundred eighty-five".