55436499 has 12 divisors (see below), whose sum is σ = 80519712. Its totient is φ = 36752400.

The previous prime is 55436497. The next prime is 55436501. The reversal of 55436499 is 99463455.

55436499 is a `hidden beast` number, since 554 + 3 + 6 + 4 + 99 = 666.

It is an interprime number because it is at equal distance from previous prime (55436497) and next prime (55436501).

It is not a de Polignac number, because 55436499 - 2¹ = 55436497 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55436497) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15387 + ... + 18644.

It is an arithmetic number, because the mean of its divisors is an integer number (6709976).

Almost surely, 2^55436499 is an apocalyptic number.

55436499 is a deficient number, since it is larger than the sum of its proper divisors (25083213).

55436499 is a wasteful number, since it uses less digits than its factorization.

55436499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34218 (or 34215 counting only the distinct ones).

The product of its digits is 583200, while the sum is 45.

The square root of 55436499 is about 7445.5690850331. The cubic root of 55436499 is about 381.2986477741.

The spelling of 55436499 in words is "fifty-five million, four hundred thirty-six thousand, four hundred ninety-nine".