4400161466245 has 8 divisors (see below), whose sum is σ = 5359002621984. Its totient is φ = 3467589931344.

The previous prime is 4400161466243. The next prime is 4400161466249. The reversal of 4400161466245 is 5426641610044.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 4400161466245 - 2¹ = 4400161466243 is a prime.

It is a super-2 number, since 2×4400161466245² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4400161466243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6567404839 + ... + 6567405508.

It is an arithmetic number, because the mean of its divisors is an integer number (669875327748).

Almost surely, 2^{4400161466245} is an apocalyptic number.

It is an amenable number.

4400161466245 is a deficient number, since it is larger than the sum of its proper divisors (958841155739).

4400161466245 is a wasteful number, since it uses less digits than its factorization.

4400161466245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13134810419.

The product of its (nonzero) digits is 552960, while the sum is 43.

The spelling of 4400161466245 in words is "four trillion, four hundred billion, one hundred sixty-one million, four hundred sixty-six thousand, two hundred forty-five".