45540555 has 8 divisors (see below), whose sum is σ = 72864912. Its totient is φ = 24288288.

The previous prime is 45540533. The next prime is 45540559. The reversal of 45540555 is 55504554.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 45540555 - 2⁶ = 45540491 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45540559) 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, 1518004 + ... + 1518033.

It is an arithmetic number, because the mean of its divisors is an integer number (9108114).

Almost surely, 2^45540555 is an apocalyptic number.

45540555 is a deficient number, since it is larger than the sum of its proper divisors (27324357).

45540555 is a wasteful number, since it uses less digits than its factorization.

45540555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3036045.

The product of its (nonzero) digits is 50000, while the sum is 33.

The square root of 45540555 is about 6748.3742486617. The cubic root of 45540555 is about 357.1078850708.

The spelling of 45540555 in words is "forty-five million, five hundred forty thousand, five hundred fifty-five".