421267630127 has 32 divisors (see below), whose sum is σ = 481715942400. Its totient is φ = 365894323200.

The previous prime is 421267630117. The next prime is 421267630129. The reversal of 421267630127 is 721036762124.

It is a cyclic number.

It is not a de Polignac number, because 421267630127 - 2⁴ = 421267630111 is a prime.

It is a super-2 number, since 2×421267630127² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421267630129) by changing a digit.

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, 8703002 + ... + 8751272.

It is an arithmetic number, because the mean of its divisors is an integer number (15053623200).

Almost surely, 2^421267630127 is an apocalyptic number.

421267630127 is a deficient number, since it is larger than the sum of its proper divisors (60448312273).

421267630127 is a wasteful number, since it uses less digits than its factorization.

421267630127 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49007.

The product of its (nonzero) digits is 169344, while the sum is 41.

The spelling of 421267630127 in words is "four hundred twenty-one billion, two hundred sixty-seven million, six hundred thirty thousand, one hundred twenty-seven".