220409233748 has 24 divisors (see below), whose sum is σ = 445533105024. Its totient is φ = 94292720000.

The previous prime is 220409233739. The next prime is 220409233769. The reversal of 220409233748 is 847332904022.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a junction number, because it is equal to n+sod(n) for n = 220409233699 and 220409233708.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 147331628 + ... + 147333123.

It is an arithmetic number, because the mean of its divisors is an integer number (18563879376).

Almost surely, 2^220409233748 is an apocalyptic number.

It is an amenable number.

220409233748 is an abundant number, since it is smaller than the sum of its proper divisors (225123871276).

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

220409233748 is a wasteful number, since it uses less digits than its factorization.

220409233748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 294664783 (or 294664781 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 44.

The spelling of 220409233748 in words is "two hundred twenty billion, four hundred nine million, two hundred thirty-three thousand, seven hundred forty-eight".