44672454720 has 448 divisors, whose sum is σ = 167980400640. Its totient is φ = 11149940736.

The previous prime is 44672454689. The next prime is 44672454727. The reversal of 44672454720 is 2745427644.

44672454720 is a `hidden beast` number, since 4 + 4 + 67 + 24 + 547 + 20 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (44672454727) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 9337449 + ... + 9342231.

Almost surely, 2^44672454720 is an apocalyptic number.

44672454720 is a gapful number since it is divisible by the number (40) 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 44672454720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (83990200320).

44672454720 is an abundant number, since it is smaller than the sum of its proper divisors (123307945920).

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

44672454720 is a wasteful number, since it uses less digits than its factorization.

44672454720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4879 (or 4863 counting only the distinct ones).

The product of its (nonzero) digits is 1505280, while the sum is 45.

The spelling of 44672454720 in words is "forty-four billion, six hundred seventy-two million, four hundred fifty-four thousand, seven hundred twenty".