44564765154 has 128 divisors (see below), whose sum is σ = 110633402880. Its totient is φ = 11653576704.

The previous prime is 44564765117. The next prime is 44564765173. The reversal of 44564765154 is 45156746544.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 44564765097 and 44564765106.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 43992352 + ... + 43993364.

It is an arithmetic number, because the mean of its divisors is an integer number (864323460).

Almost surely, 2^44564765154 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44564765154, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55316701440).

44564765154 is an abundant number, since it is smaller than the sum of its proper divisors (66068637726).

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

44564765154 is a wasteful number, since it uses less digits than its factorization.

44564765154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1644.

The product of its digits is 8064000, while the sum is 51.

The spelling of 44564765154 in words is "forty-four billion, five hundred sixty-four million, seven hundred sixty-five thousand, one hundred fifty-four".