44628775732 has 6 divisors (see below), whose sum is σ = 78100357538. Its totient is φ = 22314387864.

The previous prime is 44628775703. The next prime is 44628775739. The reversal of 44628775732 is 23757782644.

It can be written as a sum of positive squares in only one way, i.e., 43947252496 + 681523236 = 209636^2 + 26106^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44628775739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5578596963 + ... + 5578596970.

Almost surely, 2^44628775732 is an apocalyptic number.

It is an amenable number.

44628775732 is a deficient number, since it is larger than the sum of its proper divisors (33471581806).

44628775732 is a wasteful number, since it uses less digits than its factorization.

44628775732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11157193937 (or 11157193935 counting only the distinct ones).

The product of its digits is 15805440, while the sum is 55.

The spelling of 44628775732 in words is "forty-four billion, six hundred twenty-eight million, seven hundred seventy-five thousand, seven hundred thirty-two".