44147772295641 has 81 divisors (see below), whose sum is σ = 74905354737759. Its totient is φ = 24983077660128.

The previous prime is 44147772295633. The next prime is 44147772295657. The reversal of 44147772295641 is 14659227774144.

The square root of 44147772295641 is 6644379.

It is a perfect power (a square), and thus also a powerful number.

44147772295641 is a `hidden beast` number, since 4 + 4 + 1 + 47 + 7 + 7 + 2 + 29 + 564 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 8207795255625 + 35939977040016 = 2864925^2 + 5994996^2 .

It is not a de Polignac number, because 44147772295641 - 2³ = 44147772295633 is a prime.

It is a super-2 number, since 2×44147772295641² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is not an unprimeable number, because it can be changed into a prime (44147772295691) by changing a digit.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 14929918135 + ... + 14929921091.

Almost surely, 2^{44147772295641} is an apocalyptic number.

44147772295641 is the 6644379-th square number.

44147772295641 is the 3322190-th centered octagonal number.

It is an amenable number.

44147772295641 is a deficient number, since it is larger than the sum of its proper divisors (30757582442118).

44147772295641 is an frugal number, since it uses more digits than its factorization.

44147772295641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6148 (or 3074 counting only the distinct ones).

The product of its digits is 94832640, while the sum is 63.

The spelling of 44147772295641 in words is "forty-four trillion, one hundred forty-seven billion, seven hundred seventy-two million, two hundred ninety-five thousand, six hundred forty-one".