11632552245 has 24 divisors (see below), whose sum is σ = 20200402872. Its totient is φ = 6192547200.

The previous prime is 11632552241. The next prime is 11632552247. The reversal of 11632552245 is 54225523611.

11632552245 is a `hidden beast` number, since 1 + 1 + 63 + 2 + 552 + 2 + 45 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 3069270801 + 8563281444 = 55401^2 + 92538^2 .

It is not a de Polignac number, because 11632552245 - 2² = 11632552241 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11632552241) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 214566 + ... + 263255.

It is an arithmetic number, because the mean of its divisors is an integer number (841683453).

Almost surely, 2^11632552245 is an apocalyptic number.

11632552245 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11632552245 is a deficient number, since it is larger than the sum of its proper divisors (8567850627).

11632552245 is a wasteful number, since it uses less digits than its factorization.

11632552245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 478373 (or 478370 counting only the distinct ones).

The product of its digits is 72000, while the sum is 36.

The spelling of 11632552245 in words is "eleven billion, six hundred thirty-two million, five hundred fifty-two thousand, two hundred forty-five".