45391540834 has 16 divisors (see below), whose sum is σ = 70479070200. Its totient is φ = 21899493504.

The previous prime is 45391540823. The next prime is 45391540841. The reversal of 45391540834 is 43804519354.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 43013515609 + 2378025225 = 207397^2 + 48765^2 .

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, 149877 + ... + 336520.

Almost surely, 2^45391540834 is an apocalyptic number.

45391540834 is a deficient number, since it is larger than the sum of its proper divisors (25087529366).

45391540834 is a wasteful number, since it uses less digits than its factorization.

45391540834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 488037.

The product of its (nonzero) digits is 1036800, while the sum is 46.

The spelling of 45391540834 in words is "forty-five billion, three hundred ninety-one million, five hundred forty thousand, eight hundred thirty-four".