4074642045 has 12 divisors (see below), whose sum is σ = 7062712956. Its totient is φ = 2173142400.

The previous prime is 4074642029. The next prime is 4074642053. The reversal of 4074642045 is 5402464704.

4074642045 is a `hidden beast` number, since 4 + 0 + 7 + 4 + 642 + 0 + 4 + 5 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 2649881529 + 1424760516 = 51477^2 + 37746^2 .

It is not a de Polignac number, because 4074642045 - 2⁴ = 4074642029 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 45273756 + ... + 45273845.

It is an arithmetic number, because the mean of its divisors is an integer number (588559413).

Almost surely, 2^4074642045 is an apocalyptic number.

4074642045 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4074642045 is a deficient number, since it is larger than the sum of its proper divisors (2988070911).

4074642045 is a wasteful number, since it uses less digits than its factorization.

4074642045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90547612 (or 90547609 counting only the distinct ones).

The product of its (nonzero) digits is 107520, while the sum is 36.

The square root of 4074642045 is about 63832.9228925012. The cubic root of 4074642045 is about 1597.2141685557.

The spelling of 4074642045 in words is "four billion, seventy-four million, six hundred forty-two thousand, forty-five".