44660512665213 has 16 divisors (see below), whose sum is σ = 59775954409152. Its totient is φ = 29659432208000.

The previous prime is 44660512665203. The next prime is 44660512665281. The reversal of 44660512665213 is 31256621506644.

It is a cyclic number.

It is not a de Polignac number, because 44660512665213 - 2⁶ = 44660512665149 is a prime.

It is a super-2 number, since 2×44660512665213² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44660512665203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4378323 + ... + 10415888.

It is an arithmetic number, because the mean of its divisors is an integer number (3735997150572).

Almost surely, 2^{44660512665213} is an apocalyptic number.

It is an amenable number.

44660512665213 is a deficient number, since it is larger than the sum of its proper divisors (15115441743939).

44660512665213 is a wasteful number, since it uses less digits than its factorization.

44660512665213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14798076.

The product of its (nonzero) digits is 6220800, while the sum is 51.

The spelling of 44660512665213 in words is "forty-four trillion, six hundred sixty billion, five hundred twelve million, six hundred sixty-five thousand, two hundred thirteen".