53645154402011 has 4 divisors (see below), whose sum is σ = 53650286446752. Its totient is φ = 53640022357272.

The previous prime is 53645154401983. The next prime is 53645154402061. The reversal of 53645154402011 is 11020445154635.

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 53645154402011 - 2¹⁰ = 53645154400987 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 53645154402011.

It is not an unprimeable number, because it can be changed into a prime (53645154402061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2566006691 + ... + 2566027596.

It is an arithmetic number, because the mean of its divisors is an integer number (13412571611688).

Almost surely, 2^{53645154402011} is an apocalyptic number.

53645154402011 is a deficient number, since it is larger than the sum of its proper divisors (5132044741).

53645154402011 is a wasteful number, since it uses less digits than its factorization.

53645154402011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5132044740.

The product of its (nonzero) digits is 288000, while the sum is 41.

Adding to 53645154402011 its reverse (11020445154635), we get a palindrome (64665599556646).

The spelling of 53645154402011 in words is "fifty-three trillion, six hundred forty-five billion, one hundred fifty-four million, four hundred two thousand, eleven".