220403106452 has 24 divisors (see below), whose sum is σ = 388584703080. Its totient is φ = 109381959680.

The previous prime is 220403106433. The next prime is 220403106461. The reversal of 220403106452 is 254601304022.

It can be written as a sum of positive squares in 4 ways, for example, as 57506917636 + 162896188816 = 239806^2 + 403604^2 .

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, 92627 + ... + 670362.

It is an arithmetic number, because the mean of its divisors is an integer number (16191029295).

Almost surely, 2^220403106452 is an apocalyptic number.

It is an amenable number.

220403106452 is a deficient number, since it is larger than the sum of its proper divisors (168181596628).

220403106452 is a wasteful number, since it uses less digits than its factorization.

220403106452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 763531 (or 763529 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 29.

The spelling of 220403106452 in words is "two hundred twenty billion, four hundred three million, one hundred six thousand, four hundred fifty-two".