55796687 has 2 divisors, whose sum is σ = 55796688. Its totient is φ = 55796686.

The previous prime is 55796677. The next prime is 55796707. The reversal of 55796687 is 78669755.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55796687 - 2⁶ = 55796623 is a prime.

It is a super-2 number, since 2×55796687² = 6226540560351938, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55796617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27898343 + 27898344.

It is an arithmetic number, because the mean of its divisors is an integer number (27898344).

Almost surely, 2^55796687 is an apocalyptic number.

55796687 is a deficient number, since it is larger than the sum of its proper divisors (1).

55796687 is an equidigital number, since it uses as much as digits as its factorization.

55796687 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3175200, while the sum is 53.

The square root of 55796687 is about 7469.7180000319. The cubic root of 55796687 is about 382.1226705981.

The spelling of 55796687 in words is "fifty-five million, seven hundred ninety-six thousand, six hundred eighty-seven".