44277790477440 has 256 divisors, whose sum is σ = 152003513692800. Its totient is φ = 10898325012480.

The previous prime is 44277790477411. The next prime is 44277790477469. The reversal of 44277790477440 is 4477409777244.

It is an interprime number because it is at equal distance from previous prime (44277790477411) and next prime (44277790477469).

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, 371619796 + ... + 371738924.

Almost surely, 2^{44277790477440} is an apocalyptic number.

44277790477440 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 44277790477440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76001756846400).

44277790477440 is an abundant number, since it is smaller than the sum of its proper divisors (107725723215360).

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

44277790477440 is a wasteful number, since it uses less digits than its factorization.

44277790477440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134055 (or 134043 counting only the distinct ones).

The product of its (nonzero) digits is 309786624, while the sum is 66.

The spelling of 44277790477440 in words is "forty-four trillion, two hundred seventy-seven billion, seven hundred ninety million, four hundred seventy-seven thousand, four hundred forty".