44255451840 has 224 divisors, whose sum is σ = 147197039616. Its totient is φ = 11243950080.

The previous prime is 44255451839. The next prime is 44255451853. The reversal of 44255451840 is 4815455244.

It is a happy number.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 44255451792 and 44255451801.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5803230 + ... + 5810850.

Almost surely, 2^44255451840 is an apocalyptic number.

44255451840 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 44255451840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73598519808).

44255451840 is an abundant number, since it is smaller than the sum of its proper divisors (102941587776).

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

44255451840 is a wasteful number, since it uses less digits than its factorization.

44255451840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7927 (or 7917 counting only the distinct ones).

The product of its (nonzero) digits is 512000, while the sum is 42.

The spelling of 44255451840 in words is "forty-four billion, two hundred fifty-five million, four hundred fifty-one thousand, eight hundred forty".