220130451545 has 24 divisors (see below), whose sum is σ = 271146388032. Its totient is φ = 171530256800.

The previous prime is 220130451511. The next prime is 220130451553. The reversal of 220130451545 is 545154031022.

It is not a de Polignac number, because 220130451545 - 2¹⁸ = 220130189401 is a prime.

It is a Duffinian 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, 2400590 + ... + 2490600.

It is an arithmetic number, because the mean of its divisors is an integer number (11297766168).

Almost surely, 2^220130451545 is an apocalyptic number.

It is an amenable number.

220130451545 is a deficient number, since it is larger than the sum of its proper divisors (51015936487).

220130451545 is an frugal number, since it uses more digits than its factorization.

220130451545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90253 (or 90170 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 32.

Adding to 220130451545 its reverse (545154031022), we get a palindrome (765284482567).

The spelling of 220130451545 in words is "two hundred twenty billion, one hundred thirty million, four hundred fifty-one thousand, five hundred forty-five".