44522226540 has 288 divisors, whose sum is σ = 157894603776. Its totient is φ = 10044587520.

The previous prime is 44522226533. The next prime is 44522226547. The reversal of 44522226540 is 4562222544.

44522226540 is a `hidden beast` number, since 44 + 52 + 2 + 2 + 26 + 540 = 666.

It is an interprime number because it is at equal distance from previous prime (44522226533) and next prime (44522226547).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 44522226495 and 44522226504.

It is not an unprimeable number, because it can be changed into a prime (44522226547) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1671769 + ... + 1698191.

It is an arithmetic number, because the mean of its divisors is an integer number (548245152).

Almost surely, 2^44522226540 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44522226540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (78947301888).

44522226540 is an abundant number, since it is smaller than the sum of its proper divisors (113372377236).

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

44522226540 is a wasteful number, since it uses less digits than its factorization.

44522226540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26509 (or 26504 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 36.

The spelling of 44522226540 in words is "forty-four billion, five hundred twenty-two million, two hundred twenty-six thousand, five hundred forty".