3655042015243 has 8 divisors (see below), whose sum is σ = 3660791097600. Its totient is φ = 3649294916520.

The previous prime is 3655042015181. The next prime is 3655042015253. The reversal of 3655042015243 is 3425102405563.

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

It is a cyclic number.

It is not a de Polignac number, because 3655042015243 - 2⁹ = 3655042014731 is a prime.

It is a super-2 number, since 2×3655042015243² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3655042015196 and 3655042015205.

It is not an unprimeable number, because it can be changed into a prime (3655042015253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3213978 + ... + 4199968.

It is an arithmetic number, because the mean of its divisors is an integer number (457598887200).

Almost surely, 2^{3655042015243} is an apocalyptic number.

3655042015243 is a deficient number, since it is larger than the sum of its proper divisors (5749082357).

3655042015243 is an equidigital number, since it uses as much as digits as its factorization.

3655042015243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 991817.

The product of its (nonzero) digits is 432000, while the sum is 40.

The spelling of 3655042015243 in words is "three trillion, six hundred fifty-five billion, forty-two million, fifteen thousand, two hundred forty-three".