44891135340 has 288 divisors, whose sum is σ = 141000979392. Its totient is φ = 10627891200.

The previous prime is 44891135287. The next prime is 44891135351. The reversal of 44891135340 is 4353119844.

It is a super-2 number, since 2×44891135340² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 44891135292 and 44891135301.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 40188462 + ... + 40189578.

It is an arithmetic number, because the mean of its divisors is an integer number (489586734).

Almost surely, 2^44891135340 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 44891135340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70500489696).

44891135340 is an abundant number, since it is smaller than the sum of its proper divisors (96109844052).

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

44891135340 is a wasteful number, since it uses less digits than its factorization.

44891135340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1249 (or 1216 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 42.

The spelling of 44891135340 in words is "forty-four billion, eight hundred ninety-one million, one hundred thirty-five thousand, three hundred forty".