44445347392 has 14 divisors (see below), whose sum is σ = 88196236358. Its totient is φ = 22222673664.

The previous prime is 44445347377. The next prime is 44445347393. The reversal of 44445347392 is 29374354444.

It can be written as a sum of positive squares in only one way, i.e., 23404104256 + 21041243136 = 152984^2 + 145056^2 .

It is a super-2 number, since 2×44445347392² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (44445347393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 347229213 + ... + 347229340.

Almost surely, 2^44445347392 is an apocalyptic number.

It is an amenable number.

44445347392 is a deficient number, since it is larger than the sum of its proper divisors (43750888966).

44445347392 is an equidigital number, since it uses as much as digits as its factorization.

44445347392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 694458565 (or 694458555 counting only the distinct ones).

The product of its digits is 5806080, while the sum is 49.

The spelling of 44445347392 in words is "forty-four billion, four hundred forty-five million, three hundred forty-seven thousand, three hundred ninety-two".