2402457449473 has 8 divisors (see below), whose sum is σ = 2410129884392. Its totient is φ = 2394795563136.

The previous prime is 2402457449449. The next prime is 2402457449507. The reversal of 2402457449473 is 3749447542042.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1811845218304 + 590612231169 = 1346048^2 + 768513^2 .

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-2402457449473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2402457449443) 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, 2180790 + ... + 3092047.

It is an arithmetic number, because the mean of its divisors is an integer number (301266235549).

Almost surely, 2^{2402457449473} is an apocalyptic number.

It is an amenable number.

2402457449473 is a deficient number, since it is larger than the sum of its proper divisors (7672434919).

2402457449473 is an equidigital number, since it uses as much as digits as its factorization.

2402457449473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5274291.

The product of its (nonzero) digits is 27095040, while the sum is 55.

The spelling of 2402457449473 in words is "two trillion, four hundred two billion, four hundred fifty-seven million, four hundred forty-nine thousand, four hundred seventy-three".