4536457380 has 192 divisors, whose sum is σ = 17370554880. Its totient is φ = 957132288.

The previous prime is 4536457351. The next prime is 4536457391. The reversal of 4536457380 is 837546354.

4536457380 is a `hidden beast` number, since 4 + 536 + 45 + 73 + 8 + 0 = 666.

It is a super-3 number, since 3×4536457380³ (a number of 30 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2982 + ... + 95298.

It is an arithmetic number, because the mean of its divisors is an integer number (90471640).

Almost surely, 2^4536457380 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 4536457380, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8685277440).

4536457380 is an abundant number, since it is smaller than the sum of its proper divisors (12834097500).

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

4536457380 is a wasteful number, since it uses less digits than its factorization.

4536457380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92355 (or 92347 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 45.

The square root of 4536457380 is about 67353.2284304175. The cubic root of 4536457380 is about 1655.4101422629.

The spelling of 4536457380 in words is "four billion, five hundred thirty-six million, four hundred fifty-seven thousand, three hundred eighty".