523348439040 has 1248 divisors, whose sum is σ = 2187913867776. Its totient is φ = 117528330240.

The previous prime is 523348439021. The next prime is 523348439051. The reversal of 523348439040 is 40934843325.

523348439040 is a `hidden beast` number, since 52 + 33 + 484 + 3 + 90 + 4 + 0 = 666.

It is a super-2 number, since 2×523348439040² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2891427750 + ... + 2891427930.

It is an arithmetic number, because the mean of its divisors is an integer number (1753136112).

Almost surely, 2^523348439040 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 523348439040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1093956933888).

523348439040 is an abundant number, since it is smaller than the sum of its proper divisors (1664565428736).

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

523348439040 is an equidigital number, since it uses as much as digits as its factorization.

523348439040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 315 (or 281 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 45.

The spelling of 523348439040 in words is "five hundred twenty-three billion, three hundred forty-eight million, four hundred thirty-nine thousand, forty".