44101556040 has 128 divisors (see below), whose sum is σ = 136957132800. Its totient is φ = 11349000960.

The previous prime is 44101556033. The next prime is 44101556047. The reversal of 44101556040 is 4065510144.

It is an interprime number because it is at equal distance from previous prime (44101556033) and next prime (44101556047).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 44101555989 and 44101556007.

It is not an unprimeable number, because it can be changed into a prime (44101556047) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1318969 + ... + 1351991.

It is an arithmetic number, because the mean of its divisors is an integer number (1069977600).

Almost surely, 2^44101556040 is an apocalyptic number.

44101556040 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 44101556040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68478566400).

44101556040 is an abundant number, since it is smaller than the sum of its proper divisors (92855576760).

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

44101556040 is a wasteful number, since it uses less digits than its factorization.

44101556040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33427 (or 33423 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 30.

The spelling of 44101556040 in words is "forty-four billion, one hundred one million, five hundred fifty-six thousand, forty".