2635455364043 has 16 divisors (see below), whose sum is σ = 2706482116800. Its totient is φ = 2564756651520.

The previous prime is 2635455363971. The next prime is 2635455364079. The reversal of 2635455364043 is 3404635545362.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 2635455364043 - 2²⁰ = 2635454315467 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2635455363982 and 2635455364000.

It is not an unprimeable number, because it can be changed into a prime (2635455364543) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31989578 + ... + 32071856.

It is an arithmetic number, because the mean of its divisors is an integer number (169155132300).

Almost surely, 2^{2635455364043} is an apocalyptic number.

2635455364043 is a deficient number, since it is larger than the sum of its proper divisors (71026752757).

2635455364043 is a wasteful number, since it uses less digits than its factorization.

2635455364043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84262.

The product of its (nonzero) digits is 15552000, while the sum is 50.

The spelling of 2635455364043 in words is "two trillion, six hundred thirty-five billion, four hundred fifty-five million, three hundred sixty-four thousand, forty-three".