11344752477 has 24 divisors (see below), whose sum is σ = 17400033144. Its totient is φ = 7098077184.

The previous prime is 11344752473. The next prime is 11344752487. The reversal of 11344752477 is 77425744311.

11344752477 is a `hidden beast` number, since 1 + 13 + 4 + 47 + 524 + 77 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 6390563481 + 4954188996 = 79941^2 + 70386^2 .

It is not a de Polignac number, because 11344752477 - 2² = 11344752473 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11344752473) 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, 51018 + ... + 159035.

It is an arithmetic number, because the mean of its divisors is an integer number (725001381).

Almost surely, 2^11344752477 is an apocalyptic number.

11344752477 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

11344752477 is a deficient number, since it is larger than the sum of its proper divisors (6055280667).

11344752477 is a wasteful number, since it uses less digits than its factorization.

11344752477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210429 (or 210426 counting only the distinct ones).

The product of its digits is 658560, while the sum is 45.

The spelling of 11344752477 in words is "eleven billion, three hundred forty-four million, seven hundred fifty-two thousand, four hundred seventy-seven".