220531026465462 has 32 divisors (see below), whose sum is σ = 449463055380480. Its totient is φ = 72116467967520.

The previous prime is 220531026465439. The next prime is 220531026465467. The reversal of 220531026465462 is 264564620135022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220531026465467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 786470512 + ... + 786750867.

It is an arithmetic number, because the mean of its divisors is an integer number (14045720480640).

Almost surely, 2^{220531026465462} is an apocalyptic number.

220531026465462 is an abundant number, since it is smaller than the sum of its proper divisors (228932028915018).

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

220531026465462 is a wasteful number, since it uses less digits than its factorization.

220531026465462 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1573221828.

The product of its (nonzero) digits is 4147200, while the sum is 48.

The spelling of 220531026465462 in words is "two hundred twenty trillion, five hundred thirty-one billion, twenty-six million, four hundred sixty-five thousand, four hundred sixty-two".