45775158 has 64 divisors (see below), whose sum is σ = 111089664. Its totient is φ = 12384000.

The previous prime is 45775153. The next prime is 45775183. The reversal of 45775158 is 85157754.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45775151) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25738 + ... + 27458.

It is an arithmetic number, because the mean of its divisors is an integer number (1735776).

Almost surely, 2^45775158 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45775158, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55544832).

45775158 is an abundant number, since it is smaller than the sum of its proper divisors (65314506).

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

45775158 is a wasteful number, since it uses less digits than its factorization.

45775158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1781.

The product of its digits is 196000, while the sum is 42.

The square root of 45775158 is about 6765.7341065105. The cubic root of 45775158 is about 357.7200510050.

The spelling of 45775158 in words is "forty-five million, seven hundred seventy-five thousand, one hundred fifty-eight".