44691064992 has 288 divisors, whose sum is σ = 155324542464. Its totient is φ = 11897856000.

The previous prime is 44691064987. The next prime is 44691064997. The reversal of 44691064992 is 29946019644.

It is a happy number.

44691064992 is a `hidden beast` number, since 4 + 46 + 9 + 106 + 499 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (44691064987) and next prime (44691064997).

It is a tau number, because it is divible by the number of its divisors (288).

It is not an unprimeable number, because it can be changed into a prime (44691064997) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3455017 + ... + 3467927.

It is an arithmetic number, because the mean of its divisors is an integer number (539321328).

Almost surely, 2^44691064992 is an apocalyptic number.

44691064992 is a gapful number since it is divisible by the number (42) 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 44691064992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77662271232).

44691064992 is an abundant number, since it is smaller than the sum of its proper divisors (110633477472).

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

44691064992 is a wasteful number, since it uses less digits than its factorization.

44691064992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13052 (or 13041 counting only the distinct ones).

The product of its (nonzero) digits is 3359232, while the sum is 54.

The spelling of 44691064992 in words is "forty-four billion, six hundred ninety-one million, sixty-four thousand, nine hundred ninety-two".