423603515380 has 24 divisors (see below), whose sum is σ = 890124473448. Its totient is φ = 169335293568.

The previous prime is 423603515333. The next prime is 423603515411. The reversal of 423603515380 is 83515306324.

It can be written as a sum of positive squares in 4 ways, for example, as 49673711376 + 373929804004 = 222876^2 + 611498^2 .

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, 6599299 + ... + 6663178.

It is an arithmetic number, because the mean of its divisors is an integer number (37088519727).

Almost surely, 2^423603515380 is an apocalyptic number.

It is an amenable number.

423603515380 is an abundant number, since it is smaller than the sum of its proper divisors (466520958068).

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

423603515380 is a wasteful number, since it uses less digits than its factorization.

423603515380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13264083 (or 13264081 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 40.

The spelling of 423603515380 in words is "four hundred twenty-three billion, six hundred three million, five hundred fifteen thousand, three hundred eighty".