423760520540 has 24 divisors (see below), whose sum is σ = 1017025249632. Its totient is φ = 145289321280.

The previous prime is 423760520537. The next prime is 423760520543. The reversal of 423760520540 is 45025067324.

It is an interprime number because it is at equal distance from previous prime (423760520537) and next prime (423760520543).

It is a junction number, because it is equal to n+sod(n) for n = 423760520494 and 423760520503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423760520543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1513430291 + ... + 1513430570.

It is an arithmetic number, because the mean of its divisors is an integer number (42376052068).

Almost surely, 2^423760520540 is an apocalyptic number.

It is an amenable number.

423760520540 is an abundant number, since it is smaller than the sum of its proper divisors (593264729092).

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

423760520540 is a wasteful number, since it uses less digits than its factorization.

423760520540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3026860877 (or 3026860875 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 38.

Adding to 423760520540 its reverse (45025067324), we get a palindrome (468785587864).

The spelling of 423760520540 in words is "four hundred twenty-three billion, seven hundred sixty million, five hundred twenty thousand, five hundred forty".