2479730355565 has 8 divisors (see below), whose sum is σ = 2986656784128. Its totient is φ = 1976464046160.

The previous prime is 2479730355511. The next prime is 2479730355587. The reversal of 2479730355565 is 5655530379742.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2479730355565 - 2⁷ = 2479730355437 is a prime.

It is a super-2 number, since 2×2479730355565² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 915028297 + ... + 915031006.

It is an arithmetic number, because the mean of its divisors is an integer number (373332098016).

Almost surely, 2^{2479730355565} is an apocalyptic number.

It is an amenable number.

2479730355565 is a deficient number, since it is larger than the sum of its proper divisors (506926428563).

2479730355565 is a wasteful number, since it uses less digits than its factorization.

2479730355565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1830059579.

The product of its (nonzero) digits is 119070000, while the sum is 61.

The spelling of 2479730355565 in words is "two trillion, four hundred seventy-nine billion, seven hundred thirty million, three hundred fifty-five thousand, five hundred sixty-five".