44400402044 has 12 divisors (see below), whose sum is σ = 77754411504. Its totient is φ = 22184855904.

The previous prime is 44400402043. The next prime is 44400402047. The reversal of 44400402044 is 44020400444.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44400402043) 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, 3829769 + ... + 3841344.

It is an arithmetic number, because the mean of its divisors is an integer number (6479534292).

Almost surely, 2^44400402044 is an apocalyptic number.

It is an amenable number.

44400402044 is a deficient number, since it is larger than the sum of its proper divisors (33354009460).

44400402044 is a wasteful number, since it uses less digits than its factorization.

44400402044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7672564 (or 7672562 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 26.

Adding to 44400402044 its reverse (44020400444), we get a palindrome (88420802488).

The spelling of 44400402044 in words is "forty-four billion, four hundred million, four hundred two thousand, forty-four".