530513405440 has 40 divisors (see below), whose sum is σ = 1271988788400. Its totient is φ = 212205361152.

The previous prime is 530513405431. The next prime is 530513405479. The reversal of 530513405440 is 44504315035.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-4 number, since 4×530513405440⁴ (a number of 48 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 530513405396 and 530513405405.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 103613340 + ... + 103618459.

It is an arithmetic number, because the mean of its divisors is an integer number (31799719710).

Almost surely, 2^530513405440 is an apocalyptic number.

It is an amenable number.

530513405440 is an abundant number, since it is smaller than the sum of its proper divisors (741475382960).

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

530513405440 is an equidigital number, since it uses as much as digits as its factorization.

530513405440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207231822 (or 207231806 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 34.

The spelling of 530513405440 in words is "five hundred thirty billion, five hundred thirteen million, four hundred five thousand, four hundred forty".