2455203618487 has 4 divisors (see below), whose sum is σ = 2456330377720. Its totient is φ = 2454076859256.

The previous prime is 2455203618457. The next prime is 2455203618533. The reversal of 2455203618487 is 7848163025542.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 2455203618487 - 2³⁹ = 1905447804599 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2455203618457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 563376348 + ... + 563380705.

It is an arithmetic number, because the mean of its divisors is an integer number (614082594430).

Almost surely, 2^{2455203618487} is an apocalyptic number.

2455203618487 is a deficient number, since it is larger than the sum of its proper divisors (1126759233).

2455203618487 is a wasteful number, since it uses less digits than its factorization.

2455203618487 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1126759232.

The product of its (nonzero) digits is 12902400, while the sum is 55.

The spelling of 2455203618487 in words is "two trillion, four hundred fifty-five billion, two hundred three million, six hundred eighteen thousand, four hundred eighty-seven".