1530344555040 has 192 divisors, whose sum is σ = 5513709083904. Its totient is φ = 349509316608.

The previous prime is 1530344555017. The next prime is 1530344555057. The reversal of 1530344555040 is 405554430351.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1530344555040.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3972222 + ... + 4340418.

It is an arithmetic number, because the mean of its divisors is an integer number (28717234812).

Almost surely, 2^{1530344555040} is an apocalyptic number.

1530344555040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1530344555040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2756854541952).

1530344555040 is an abundant number, since it is smaller than the sum of its proper divisors (3983364528864).

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

1530344555040 is a wasteful number, since it uses less digits than its factorization.

1530344555040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 369459 (or 369451 counting only the distinct ones).

The product of its (nonzero) digits is 360000, while the sum is 39.

Adding to 1530344555040 its reverse (405554430351), we get a palindrome (1935898985391).

It can be divided in two parts, 153034 and 4555040, that added together give a palindrome (4708074).

The spelling of 1530344555040 in words is "one trillion, five hundred thirty billion, three hundred forty-four million, five hundred fifty-five thousand, forty".