2378940703253 has 4 divisors (see below), whose sum is σ = 2387784349260. Its totient is φ = 2370097057248.

The previous prime is 2378940703219. The next prime is 2378940703277. The reversal of 2378940703253 is 3523070498732.

It is a happy number.

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 851694574129 + 1527246129124 = 922873^2 + 1235818^2 .

It is a cyclic number.

It is not a de Polignac number, because 2378940703253 - 2³⁸ = 2104062796309 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2378940703195 and 2378940703204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2378940703453) 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, 4421822600 + ... + 4421823137.

It is an arithmetic number, because the mean of its divisors is an integer number (596946087315).

Almost surely, 2^{2378940703253} is an apocalyptic number.

It is an amenable number.

2378940703253 is a deficient number, since it is larger than the sum of its proper divisors (8843646007).

2378940703253 is an equidigital number, since it uses as much as digits as its factorization.

2378940703253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8843646006.

The product of its (nonzero) digits is 7620480, while the sum is 53.

The spelling of 2378940703253 in words is "two trillion, three hundred seventy-eight billion, nine hundred forty million, seven hundred three thousand, two hundred fifty-three".