45019791586 has 16 divisors (see below), whose sum is σ = 84192857280. Its totient is φ = 17540178480.

The previous prime is 45019791517. The next prime is 45019791613. The reversal of 45019791586 is 68519791054.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 146168001 + ... + 146168308.

It is an arithmetic number, because the mean of its divisors is an integer number (5262053580).

Almost surely, 2^45019791586 is an apocalyptic number.

45019791586 is a deficient number, since it is larger than the sum of its proper divisors (39173065694).

45019791586 is a wasteful number, since it uses less digits than its factorization.

45019791586 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292336329.

The product of its (nonzero) digits is 2721600, while the sum is 55.

The spelling of 45019791586 in words is "forty-five billion, nineteen million, seven hundred ninety-one thousand, five hundred eighty-six".