4549557040 has 40 divisors (see below), whose sum is σ = 12088824480. Its totient is φ = 1559847936.

The previous prime is 4549557029. The next prime is 4549557041. The reversal of 4549557040 is 407559454.

It is a tau number, because it is divible by the number of its divisors (40).

It is not an unprimeable number, because it can be changed into a prime (4549557041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4061545 + ... + 4062664.

It is an arithmetic number, because the mean of its divisors is an integer number (302220612).

Almost surely, 2^4549557040 is an apocalyptic number.

4549557040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4549557040 is an abundant number, since it is smaller than the sum of its proper divisors (7539267440).

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

4549557040 is a wasteful number, since it uses less digits than its factorization.

4549557040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8124229 (or 8124223 counting only the distinct ones).

The product of its (nonzero) digits is 504000, while the sum is 43.

The square root of 4549557040 is about 67450.4042982694. The cubic root of 4549557040 is about 1657.0020210133.

The spelling of 4549557040 in words is "four billion, five hundred forty-nine million, five hundred fifty-seven thousand, forty".