11345632455 has 16 divisors (see below), whose sum is σ = 18643634784. Its totient is φ = 5887463040.

The previous prime is 11345632429. The next prime is 11345632483. The reversal of 11345632455 is 55423654311.

It is a happy number.

It is not a de Polignac number, because 11345632455 - 2⁶ = 11345632391 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10220736 + ... + 10221845.

It is an arithmetic number, because the mean of its divisors is an integer number (1165227174).

Almost surely, 2^11345632455 is an apocalyptic number.

11345632455 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11345632455 is a deficient number, since it is larger than the sum of its proper divisors (7298002329).

11345632455 is a wasteful number, since it uses less digits than its factorization.

11345632455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20442626.

The product of its digits is 216000, while the sum is 39.

The spelling of 11345632455 in words is "eleven billion, three hundred forty-five million, six hundred thirty-two thousand, four hundred fifty-five".