4545414240 has 96 divisors (see below), whose sum is σ = 14377831776. Its totient is φ = 1207050240.

The previous prime is 4545414199. The next prime is 4545414259. The reversal of 4545414240 is 424145454.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-2 number, since 2×4545414240² = 41321581226389555200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 96034 + ... + 135326.

It is an arithmetic number, because the mean of its divisors is an integer number (149769081).

Almost surely, 2^4545414240 is an apocalyptic number.

4545414240 is a gapful number since it is divisible by the number (40) 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 4545414240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7188915888).

4545414240 is an abundant number, since it is smaller than the sum of its proper divisors (9832417536).

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

4545414240 is a wasteful number, since it uses less digits than its factorization.

4545414240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39552 (or 39544 counting only the distinct ones).

The product of its (nonzero) digits is 51200, while the sum is 33.

The square root of 4545414240 is about 67419.6873324106. The cubic root of 4545414240 is about 1656.4989161618.

Adding to 4545414240 its reverse (424145454), we get a palindrome (4969559694).

The spelling of 4545414240 in words is "four billion, five hundred forty-five million, four hundred fourteen thousand, two hundred forty".