420540465466 has 32 divisors (see below), whose sum is σ = 706681946880. Its totient is φ = 186053918400.

The previous prime is 420540465413. The next prime is 420540465467. The reversal of 420540465466 is 664564045024.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (420540465467) 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 15 ways as a sum of consecutive naturals, for example, 936361 + ... + 1310668.

It is an arithmetic number, because the mean of its divisors is an integer number (22083810840).

Almost surely, 2^420540465466 is an apocalyptic number.

420540465466 is a deficient number, since it is larger than the sum of its proper divisors (286141481414).

420540465466 is a wasteful number, since it uses less digits than its factorization.

420540465466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2247270.

The product of its (nonzero) digits is 2764800, while the sum is 46.

The spelling of 420540465466 in words is "four hundred twenty billion, five hundred forty million, four hundred sixty-five thousand, four hundred sixty-six".