44840670672 has 120 divisors (see below), whose sum is σ = 135496556832. Its totient is φ = 12740716800.

The previous prime is 44840670631. The next prime is 44840670689. The reversal of 44840670672 is 27607604844.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

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 23 ways as a sum of consecutive naturals, for example, 373047 + ... + 478377.

Almost surely, 2^44840670672 is an apocalyptic number.

44840670672 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44840670672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67748278416).

44840670672 is an abundant number, since it is smaller than the sum of its proper divisors (90655886160).

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

44840670672 is a wasteful number, since it uses less digits than its factorization.

44840670672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105537 (or 105524 counting only the distinct ones).

The product of its (nonzero) digits is 1806336, while the sum is 48.

The spelling of 44840670672 in words is "forty-four billion, eight hundred forty million, six hundred seventy thousand, six hundred seventy-two".