44137666740680 has 32 divisors (see below), whose sum is σ = 99310655086200. Its totient is φ = 17654905821696.

The previous prime is 44137666740659. The next prime is 44137666740683. The reversal of 44137666740680 is 8604766673144.

It can be written as a sum of positive squares in 4 ways, for example, as 28324812275236 + 15812854465444 = 5322106^2 + 3976538^2 .

It is a super-2 number, since 2×44137666740680² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (44137666740683) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 533087 + ... + 9410606.

Almost surely, 2^{44137666740680} is an apocalyptic number.

44137666740680 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

44137666740680 is an abundant number, since it is smaller than the sum of its proper divisors (55172988345520).

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

44137666740680 is a wasteful number, since it uses less digits than its factorization.

44137666740680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10054673 (or 10054669 counting only the distinct ones).

The product of its (nonzero) digits is 97542144, while the sum is 62.

The spelling of 44137666740680 in words is "forty-four trillion, one hundred thirty-seven billion, six hundred sixty-six million, seven hundred forty thousand, six hundred eighty".