55607507 has 2 divisors, whose sum is σ = 55607508. Its totient is φ = 55607506.

The previous prime is 55607483. The next prime is 55607567. The reversal of 55607507 is 70570655.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55607507 - 2⁶ = 55607443 is a prime.

It is not a weakly prime, because it can be changed into another prime (55607567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27803753 + 27803754.

It is an arithmetic number, because the mean of its divisors is an integer number (27803754).

Almost surely, 2^55607507 is an apocalyptic number.

55607507 is a deficient number, since it is larger than the sum of its proper divisors (1).

55607507 is an equidigital number, since it uses as much as digits as its factorization.

55607507 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36750, while the sum is 35.

The square root of 55607507 is about 7457.0441194886. The cubic root of 55607507 is about 381.6903162461.

The spelling of 55607507 in words is "fifty-five million, six hundred seven thousand, five hundred seven".