44390670552 has 96 divisors (see below), whose sum is σ = 123103169280. Its totient is φ = 14446676160.

The previous prime is 44390670517. The next prime is 44390670593. The reversal of 44390670552 is 25507609344.

44390670552 is a `hidden beast` number, since 4 + 4 + 3 + 90 + 6 + 7 + 0 + 552 = 666.

44390670552 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 44390670498 and 44390670507.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 484383 + ... + 568689.

It is an arithmetic number, because the mean of its divisors is an integer number (1282324680).

Almost surely, 2^44390670552 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44390670552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61551584640).

44390670552 is an abundant number, since it is smaller than the sum of its proper divisors (78712498728).

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

44390670552 is a wasteful number, since it uses less digits than its factorization.

44390670552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84493 (or 84486 counting only the distinct ones).

The product of its (nonzero) digits is 907200, while the sum is 45.

The spelling of 44390670552 in words is "forty-four billion, three hundred ninety million, six hundred seventy thousand, five hundred fifty-two".