1145018800530 has 576 divisors, whose sum is σ = 3622786891776. Its totient is φ = 248312064000.

The previous prime is 1145018800469. The next prime is 1145018800591. The reversal of 1145018800530 is 350088105411.

1145018800530 is a `hidden beast` number, since 1 + 1 + 45 + 0 + 1 + 8 + 80 + 0 + 530 = 666.

It is an interprime number because it is at equal distance from previous prime (1145018800469) and next prime (1145018800591).

It is a super-2 number, since 2×1145018800530² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 1256880775 + ... + 1256881685.

It is an arithmetic number, because the mean of its divisors is an integer number (6289560576).

Almost surely, 2^{1145018800530} is an apocalyptic number.

1145018800530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1145018800530, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1811393445888).

1145018800530 is an abundant number, since it is smaller than the sum of its proper divisors (2477768091246).

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

1145018800530 is a wasteful number, since it uses less digits than its factorization.

1145018800530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1183 (or 1163 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 36.

The spelling of 1145018800530 in words is "one trillion, one hundred forty-five billion, eighteen million, eight hundred thousand, five hundred thirty".