44148150561 has 32 divisors (see below), whose sum is σ = 65426393088. Its totient is φ = 26337639680.

The previous prime is 44148150533. The next prime is 44148150577. The reversal of 44148150561 is 16505184144.

It is a cyclic number.

It is not a de Polignac number, because 44148150561 - 2¹⁰ = 44148149537 is a prime.

It is a super-2 number, since 2×44148150561² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (44148150061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 83206 + ... + 308576.

It is an arithmetic number, because the mean of its divisors is an integer number (2044574784).

Almost surely, 2^44148150561 is an apocalyptic number.

It is an amenable number.

44148150561 is a deficient number, since it is larger than the sum of its proper divisors (21278242527).

44148150561 is a wasteful number, since it uses less digits than its factorization.

44148150561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225581.

The product of its (nonzero) digits is 76800, while the sum is 39.

The spelling of 44148150561 in words is "forty-four billion, one hundred forty-eight million, one hundred fifty thousand, five hundred sixty-one".