45338558772 has 48 divisors (see below), whose sum is σ = 113941219392. Its totient is φ = 13948665600.

The previous prime is 45338558767. The next prime is 45338558773. The reversal of 45338558772 is 27785583354.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45338558773) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2234272 + ... + 2254472.

It is an arithmetic number, because the mean of its divisors is an integer number (2373775404).

Almost surely, 2^45338558772 is an apocalyptic number.

It is an amenable number.

45338558772 is an abundant number, since it is smaller than the sum of its proper divisors (68602660620).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45338558772 is a wasteful number, since it uses less digits than its factorization.

45338558772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34608 (or 34606 counting only the distinct ones).

The product of its digits is 28224000, while the sum is 57.

The spelling of 45338558772 in words is "forty-five billion, three hundred thirty-eight million, five hundred fifty-eight thousand, seven hundred seventy-two".