4312012315530 has 32 divisors (see below), whose sum is σ = 10418284800000. Its totient is φ = 1142152701632.

The previous prime is 4312012315529. The next prime is 4312012315537. The reversal of 4312012315530 is 355132102134.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (4312012315537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 482323530 + ... + 482332469.

It is an arithmetic number, because the mean of its divisors is an integer number (325571400000).

Almost surely, 2^{4312012315530} is an apocalyptic number.

4312012315530 is an abundant number, since it is smaller than the sum of its proper divisors (6106272484470).

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

4312012315530 is a wasteful number, since it uses less digits than its factorization.

4312012315530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 964656158.

The product of its (nonzero) digits is 10800, while the sum is 30.

Adding to 4312012315530 its reverse (355132102134), we get a palindrome (4667144417664).

The spelling of 4312012315530 in words is "four trillion, three hundred twelve billion, twelve million, three hundred fifteen thousand, five hundred thirty".