11732550457 has 4 divisors (see below), whose sum is σ = 11732843556. Its totient is φ = 11732257360.

The previous prime is 11732550421. The next prime is 11732550461. The reversal of 11732550457 is 75405523711.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 8519474601 + 3213075856 = 92301^2 + 56684^2 .

It is a cyclic number.

It is not a de Polignac number, because 11732550457 - 2¹⁹ = 11732026169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11732550257) 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, 74794 + ... + 170467.

It is an arithmetic number, because the mean of its divisors is an integer number (2933210889).

Almost surely, 2^11732550457 is an apocalyptic number.

It is an amenable number.

11732550457 is a deficient number, since it is larger than the sum of its proper divisors (293099).

11732550457 is an equidigital number, since it uses as much as digits as its factorization.

11732550457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 293098.

The product of its (nonzero) digits is 147000, while the sum is 40.

The spelling of 11732550457 in words is "eleven billion, seven hundred thirty-two million, five hundred fifty thousand, four hundred fifty-seven".