45375815738 has 16 divisors (see below), whose sum is σ = 74381392800. Its totient is φ = 20589243600.

The previous prime is 45375815731. The next prime is 45375815753. The reversal of 45375815738 is 83751857354.

It is not an unprimeable number, because it can be changed into a prime (45375815731) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1793513 + ... + 1818636.

It is an arithmetic number, because the mean of its divisors is an integer number (4648837050).

Almost surely, 2^45375815738 is an apocalyptic number.

45375815738 is a deficient number, since it is larger than the sum of its proper divisors (29005577062).

45375815738 is a wasteful number, since it uses less digits than its factorization.

45375815738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3612733.

The product of its digits is 14112000, while the sum is 56.

The spelling of 45375815738 in words is "forty-five billion, three hundred seventy-five million, eight hundred fifteen thousand, seven hundred thirty-eight".