1152122504520 has 256 divisors, whose sum is σ = 3767347584000. Its totient is φ = 280168390656.

The previous prime is 1152122504483. The next prime is 1152122504579. The reversal of 1152122504520 is 254052212511.

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

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 63 ways as a sum of consecutive naturals, for example, 198399457 + ... + 198405263.

It is an arithmetic number, because the mean of its divisors is an integer number (14716201500).

Almost surely, 2^{1152122504520} is an apocalyptic number.

1152122504520 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 1152122504520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1883673792000).

1152122504520 is an abundant number, since it is smaller than the sum of its proper divisors (2615225079480).

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

1152122504520 is a wasteful number, since it uses less digits than its factorization.

1152122504520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7352 (or 7348 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 30.

The spelling of 1152122504520 in words is "one trillion, one hundred fifty-two billion, one hundred twenty-two million, five hundred four thousand, five hundred twenty".