44645534370 has 256 divisors, whose sum is σ = 126402232320. Its totient is φ = 11190845952.

The previous prime is 44645534327. The next prime is 44645534383. The reversal of 44645534370 is 7343554644.

44645534370 is a `hidden beast` number, since 4 + 4 + 6 + 45 + 534 + 3 + 70 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 142637334 + ... + 142637646.

It is an arithmetic number, because the mean of its divisors is an integer number (493758720).

Almost surely, 2^44645534370 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44645534370, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63201116160).

44645534370 is an abundant number, since it is smaller than the sum of its proper divisors (81756697950).

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

44645534370 is a wasteful number, since it uses less digits than its factorization.

44645534370 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 678 (or 672 counting only the distinct ones).

The product of its (nonzero) digits is 2419200, while the sum is 45.

The spelling of 44645534370 in words is "forty-four billion, six hundred forty-five million, five hundred thirty-four thousand, three hundred seventy".