11732272240 has 40 divisors (see below), whose sum is σ = 29375807328. Its totient is φ = 4331915520.

The previous prime is 11732272207. The next prime is 11732272273. The reversal of 11732272240 is 4227223711.

It is an interprime number because it is at equal distance from previous prime (11732272207) and next prime (11732272273).

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5639476 + ... + 5641555.

Almost surely, 2^11732272240 is an apocalyptic number.

11732272240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11732272240 is an abundant number, since it is smaller than the sum of its proper divisors (17643535088).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11732272240 is a wasteful number, since it uses less digits than its factorization.

11732272240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11281057 (or 11281051 counting only the distinct ones).

The product of its (nonzero) digits is 9408, while the sum is 31.

Adding to 11732272240 its reverse (4227223711), we get a palindrome (15959495951).

The spelling of 11732272240 in words is "eleven billion, seven hundred thirty-two million, two hundred seventy-two thousand, two hundred forty".