44400402652 has 12 divisors (see below), whose sum is σ = 78129991576. Its totient is φ = 22077547920.

The previous prime is 44400402649. The next prime is 44400402653. The reversal of 44400402652 is 25620400444.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44400402653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30662538 + ... + 30663985.

Almost surely, 2^44400402652 is an apocalyptic number.

It is an amenable number.

44400402652 is a deficient number, since it is larger than the sum of its proper divisors (33729588924).

44400402652 is a wasteful number, since it uses less digits than its factorization.

44400402652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61326708 (or 61326706 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 31.

The spelling of 44400402652 in words is "forty-four billion, four hundred million, four hundred two thousand, six hundred fifty-two".