2472278663513 has 16 divisors (see below), whose sum is σ = 2582761384320. Its totient is φ = 2363485267584.

The previous prime is 2472278663507. The next prime is 2472278663551. The reversal of 2472278663513 is 3153668722742.

It is a cyclic number.

It is not a de Polignac number, because 2472278663513 - 2⁴ = 2472278663497 is a prime.

It is a super-2 number, since 2×2472278663513² (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 (2472278663573) 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 15 ways as a sum of consecutive naturals, for example, 20229770 + ... + 20351612.

It is an arithmetic number, because the mean of its divisors is an integer number (161422586520).

Almost surely, 2^{2472278663513} is an apocalyptic number.

It is an amenable number.

2472278663513 is a deficient number, since it is larger than the sum of its proper divisors (110482720807).

2472278663513 is a wasteful number, since it uses less digits than its factorization.

2472278663513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128768.

The product of its digits is 20321280, while the sum is 56.

The spelling of 2472278663513 in words is "two trillion, four hundred seventy-two billion, two hundred seventy-eight million, six hundred sixty-three thousand, five hundred thirteen".