63040260011 has 4 divisors (see below), whose sum is σ = 63094936152. Its totient is φ = 62985583872.

The previous prime is 63040259983. The next prime is 63040260043. The reversal of 63040260011 is 11006204036.

It is a happy number.

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 63040260011 - 2²⁶ = 62973151147 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63040266011) 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, 27336341 + ... + 27338646.

It is an arithmetic number, because the mean of its divisors is an integer number (15773734038).

Almost surely, 2^63040260011 is an apocalyptic number.

63040260011 is a deficient number, since it is larger than the sum of its proper divisors (54676141).

63040260011 is a wasteful number, since it uses less digits than its factorization.

63040260011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54676140.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 63040260011 its reverse (11006204036), we get a palindrome (74046464047).

The spelling of 63040260011 in words is "sixty-three billion, forty million, two hundred sixty thousand, eleven".