44971554672 has 160 divisors (see below), whose sum is σ = 145363077120. Its totient is φ = 13188096000.

The previous prime is 44971554653. The next prime is 44971554697. The reversal of 44971554672 is 27645517944.

44971554672 is a `hidden beast` number, since 4 + 4 + 97 + 1 + 5 + 546 + 7 + 2 = 666.

44971554672 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

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, 5329 + ... + 299952.

It is an arithmetic number, because the mean of its divisors is an integer number (908519232).

Almost surely, 2^44971554672 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 44971554672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72681538560).

44971554672 is an abundant number, since it is smaller than the sum of its proper divisors (100391522448).

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

44971554672 is a wasteful number, since it uses less digits than its factorization.

44971554672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 305340 (or 305328 counting only the distinct ones).

The product of its digits is 8467200, while the sum is 54.

The spelling of 44971554672 in words is "forty-four billion, nine hundred seventy-one million, five hundred fifty-four thousand, six hundred seventy-two".