530020011512400 has 120 divisors (see below), whose sum is σ = 1787190284509920. Its totient is φ = 133899792376320.

The previous prime is 530020011512399. The next prime is 530020011512491. The reversal of 530020011512400 is 4215110020035.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 11623223067 + ... + 11623268666.

It is an arithmetic number, because the mean of its divisors is an integer number (14893252370916).

Almost surely, 2^{530020011512400} is an apocalyptic number.

530020011512400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

530020011512400 is an abundant number, since it is smaller than the sum of its proper divisors (1257170272997520).

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

530020011512400 is a wasteful number, since it uses less digits than its factorization.

530020011512400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23246491773 (or 23246491762 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 24.

Adding to 530020011512400 its reverse (4215110020035), we get a palindrome (534235121532435).

The spelling of 530020011512400 in words is "five hundred thirty trillion, twenty billion, eleven million, five hundred twelve thousand, four hundred".