423655520313 has 48 divisors (see below), whose sum is σ = 594347765760. Its totient is φ = 268403652000.

The previous prime is 423655520293. The next prime is 423655520383. The reversal of 423655520313 is 313025556324.

It is not a de Polignac number, because 423655520313 - 2³³ = 415065585721 is a prime.

It is not an unprimeable number, because it can be changed into a prime (423655520383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 180201088 + ... + 180203438.

It is an arithmetic number, because the mean of its divisors is an integer number (12382245120).

Almost surely, 2^423655520313 is an apocalyptic number.

It is an amenable number.

423655520313 is a deficient number, since it is larger than the sum of its proper divisors (170692245447).

423655520313 is a wasteful number, since it uses less digits than its factorization.

423655520313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3090 (or 3067 counting only the distinct ones).

The product of its (nonzero) digits is 324000, while the sum is 39.

The spelling of 423655520313 in words is "four hundred twenty-three billion, six hundred fifty-five million, five hundred twenty thousand, three hundred thirteen".