45023113138 has 8 divisors (see below), whose sum is σ = 67544892720. Its totient is φ = 22508148900.

The previous prime is 45023113103. The next prime is 45023113139. The reversal of 45023113138 is 83131132054.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×45023113138³ (a number of 33 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (45023113139) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1687288 + ... + 1713763.

It is an arithmetic number, because the mean of its divisors is an integer number (8443111590).

Almost surely, 2^45023113138 is an apocalyptic number.

45023113138 is a deficient number, since it is larger than the sum of its proper divisors (22521779582).

45023113138 is a wasteful number, since it uses less digits than its factorization.

45023113138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3407672.

The product of its (nonzero) digits is 8640, while the sum is 31.

The spelling of 45023113138 in words is "forty-five billion, twenty-three million, one hundred thirteen thousand, one hundred thirty-eight".