5231121480 has 384 divisors, whose sum is σ = 19292515200. Its totient is φ = 1253159424.

The previous prime is 5231121463. The next prime is 5231121487. The reversal of 5231121480 is 841211325.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (5231121487) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 63025519 + ... + 63025601.

It is an arithmetic number, because the mean of its divisors is an integer number (50240925).

Almost surely, 2^5231121480 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5231121480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9646257600).

5231121480 is an abundant number, since it is smaller than the sum of its proper divisors (14061393720).

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

5231121480 is a wasteful number, since it uses less digits than its factorization.

5231121480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250 (or 173 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 27.

The square root of 5231121480 is about 72326.4922417782. The cubic root of 5231121480 is about 1735.9275747213.

The spelling of 5231121480 in words is "five billion, two hundred thirty-one million, one hundred twenty-one thousand, four hundred eighty".