44400266688 has 28 divisors (see below), whose sum is σ = 117475706120. Its totient is φ = 14800088832.

The previous prime is 44400266629. The next prime is 44400266719. The reversal of 44400266688 is 88666200444.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

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, 115625503 + ... + 115625886.

Almost surely, 2^44400266688 is an apocalyptic number.

44400266688 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

44400266688 is an abundant number, since it is smaller than the sum of its proper divisors (73075439432).

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

44400266688 is a wasteful number, since it uses less digits than its factorization.

44400266688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231251404 (or 231251394 counting only the distinct ones).

The product of its (nonzero) digits is 1769472, while the sum is 48.

The spelling of 44400266688 in words is "forty-four billion, four hundred million, two hundred sixty-six thousand, six hundred eighty-eight".