220126461402464 has 36 divisors (see below), whose sum is σ = 437887803895164. Its totient is φ = 108928558070784.

The previous prime is 220126461402451. The next prime is 220126461402481. The reversal of 220126461402464 is 464204164621022.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 365250614 + ... + 365852789.

It is an arithmetic number, because the mean of its divisors is an integer number (12163550108199).

Almost surely, 2^{220126461402464} is an apocalyptic number.

It is an amenable number.

220126461402464 is a deficient number, since it is larger than the sum of its proper divisors (217761342492700).

220126461402464 is an frugal number, since it uses more digits than its factorization.

220126461402464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 731103607 (or 731103502 counting only the distinct ones).

The product of its (nonzero) digits is 884736, while the sum is 44.

The spelling of 220126461402464 in words is "two hundred twenty trillion, one hundred twenty-six billion, four hundred sixty-one million, four hundred two thousand, four hundred sixty-four".