45651558 has 16 divisors (see below), whose sum is σ = 91508400. Its totient is φ = 15182976.

The previous prime is 45651553. The next prime is 45651563. The reversal of 45651558 is 85515654.

45651558 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (45651553) and next prime (45651563).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45651553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5583 + ... + 11066.

It is an arithmetic number, because the mean of its divisors is an integer number (5719275).

Almost surely, 2^45651558 is an apocalyptic number.

45651558 is an abundant number, since it is smaller than the sum of its proper divisors (45856842).

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

45651558 is a wasteful number, since it uses less digits than its factorization.

45651558 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17111.

The product of its digits is 120000, while the sum is 39.

The square root of 45651558 is about 6756.5936684101. The cubic root of 45651558 is about 357.3977943116.

The spelling of 45651558 in words is "forty-five million, six hundred fifty-one thousand, five hundred fifty-eight".