2402340455453 has 4 divisors (see below), whose sum is σ = 2403759441468. Its totient is φ = 2400921469440.

The previous prime is 2402340455419. The next prime is 2402340455477. The reversal of 2402340455453 is 3545540432042.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1717051191769 + 685289263684 = 1310363^2 + 827822^2 .

It is a cyclic number.

It is not a de Polignac number, because 2402340455453 - 2³⁴ = 2385160586269 is a prime.

It is a super-2 number, since 2×2402340455453² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2402340455453.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2402340455413) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 709490468 + ... + 709493853.

It is an arithmetic number, because the mean of its divisors is an integer number (600939860367).

Almost surely, 2^{2402340455453} is an apocalyptic number.

It is an amenable number.

2402340455453 is a deficient number, since it is larger than the sum of its proper divisors (1418986015).

2402340455453 is a wasteful number, since it uses less digits than its factorization.

2402340455453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1418986014.

The product of its (nonzero) digits is 1152000, while the sum is 41.

Adding to 2402340455453 its reverse (3545540432042), we get a palindrome (5947880887495).

The spelling of 2402340455453 in words is "two trillion, four hundred two billion, three hundred forty million, four hundred fifty-five thousand, four hundred fifty-three".