44036148617781 has 8 divisors (see below), whose sum is σ = 58745557390080. Its totient is φ = 29342086128672.

The previous prime is 44036148617779. The next prime is 44036148617789. The reversal of 44036148617781 is 18771684163044.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 44036148617781 - 2¹ = 44036148617779 is a prime.

It is a super-2 number, since 2×44036148617781² (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 (44036148617789) 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, 3836564101 + ... + 3836575578.

It is an arithmetic number, because the mean of its divisors is an integer number (7343194673760).

Almost surely, 2^{44036148617781} is an apocalyptic number.

It is an amenable number.

44036148617781 is a deficient number, since it is larger than the sum of its proper divisors (14709408772299).

44036148617781 is a wasteful number, since it uses less digits than its factorization.

44036148617781 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7673141595.

The product of its (nonzero) digits is 21676032, while the sum is 60.

The spelling of 44036148617781 in words is "forty-four trillion, thirty-six billion, one hundred forty-eight million, six hundred seventeen thousand, seven hundred eighty-one".