4445157599249 has 8 divisors (see below), whose sum is σ = 4461006370560. Its totient is φ = 4429329136416.

The previous prime is 4445157599191. The next prime is 4445157599273. The reversal of 4445157599249 is 9429957515444.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4445157599249 is a prime.

It is a super-2 number, since 2×4445157599249² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4445157599149) 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, 4638509 + ... + 5514170.

It is an arithmetic number, because the mean of its divisors is an integer number (557625796320).

Almost surely, 2^{4445157599249} is an apocalyptic number.

It is an amenable number.

4445157599249 is a deficient number, since it is larger than the sum of its proper divisors (15848771311).

4445157599249 is a wasteful number, since it uses less digits than its factorization.

4445157599249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10154239.

The product of its digits is 326592000, while the sum is 68.

The spelling of 4445157599249 in words is "four trillion, four hundred forty-five billion, one hundred fifty-seven million, five hundred ninety-nine thousand, two hundred forty-nine".