11435634465 has 32 divisors (see below), whose sum is σ = 18511338240. Its totient is φ = 6027872256.

The previous prime is 11435634461. The next prime is 11435634479. The reversal of 11435634465 is 56443653411.

It is a happy number.

It is not a de Polignac number, because 11435634465 - 2² = 11435634461 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11435634461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 599109 + ... + 617901.

It is an arithmetic number, because the mean of its divisors is an integer number (578479320).

Almost surely, 2^11435634465 is an apocalyptic number.

11435634465 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11435634465 is a deficient number, since it is larger than the sum of its proper divisors (7075703775).

11435634465 is a wasteful number, since it uses less digits than its factorization.

11435634465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19273.

The product of its digits is 518400, while the sum is 42.

The spelling of 11435634465 in words is "eleven billion, four hundred thirty-five million, six hundred thirty-four thousand, four hundred sixty-five".