4551306540 has 192 divisors, whose sum is σ = 14441656320. Its totient is φ = 1060992000.

The previous prime is 4551306533. The next prime is 4551306547. The reversal of 4551306540 is 456031554.

It is an interprime number because it is at equal distance from previous prime (4551306533) and next prime (4551306547).

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (4551306547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3702646 + ... + 3703874.

It is an arithmetic number, because the mean of its divisors is an integer number (75216960).

Almost surely, 2^4551306540 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 4551306540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7220828160).

4551306540 is an abundant number, since it is smaller than the sum of its proper divisors (9890349780).

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

4551306540 is a wasteful number, since it uses less digits than its factorization.

4551306540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1464 (or 1462 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 33.

The square root of 4551306540 is about 67463.3718398362. The cubic root of 4551306540 is about 1657.2143899321.

The spelling of 4551306540 in words is "four billion, five hundred fifty-one million, three hundred six thousand, five hundred forty".