4540445154 has 36 divisors (see below), whose sum is σ = 11443777254. Its totient is φ = 1297269792.

The previous prime is 4540445149. The next prime is 4540445159. The reversal of 4540445154 is 4515440454.

It is an interprime number because it is at equal distance from previous prime (4540445149) and next prime (4540445159).

It can be written as a sum of positive squares in only one way, i.e., 2567752929 + 1972692225 = 50673^2 + 44415^2 .

It is not an unprimeable number, because it can be changed into a prime (4540445159) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 2573067 + ... + 2574830.

Almost surely, 2^4540445154 is an apocalyptic number.

4540445154 is an abundant number, since it is smaller than the sum of its proper divisors (6903332100).

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

4540445154 is a wasteful number, since it uses less digits than its factorization.

4540445154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5147919 (or 5147909 counting only the distinct ones).

The product of its (nonzero) digits is 128000, while the sum is 36.

The square root of 4540445154 is about 67382.8253637379. The cubic root of 4540445154 is about 1655.8950631013.

The spelling of 4540445154 in words is "four billion, five hundred forty million, four hundred forty-five thousand, one hundred fifty-four".