55366232436 has 18 divisors (see below), whose sum is σ = 139953532082. Its totient is φ = 18455410800.

The previous prime is 55366232413. The next prime is 55366232437. The reversal of 55366232436 is 63423266355.

55366232436 is a `hidden beast` number, since 5 + 536 + 62 + 3 + 24 + 36 = 666.

It can be written as a sum of positive squares in only one way, i.e., 48461619600 + 6904612836 = 220140^2 + 83094^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 55366232391 and 55366232400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55366232437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 768975415 + ... + 768975486.

Almost surely, 2^55366232436 is an apocalyptic number.

It is an amenable number.

55366232436 is an abundant number, since it is smaller than the sum of its proper divisors (84587299646).

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

55366232436 is a wasteful number, since it uses less digits than its factorization.

55366232436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1537950911 (or 1537950906 counting only the distinct ones).

The product of its digits is 2332800, while the sum is 45.

The spelling of 55366232436 in words is "fifty-five billion, three hundred sixty-six million, two hundred thirty-two thousand, four hundred thirty-six".