55430140307 has 2 divisors, whose sum is σ = 55430140308. Its totient is φ = 55430140306.

The previous prime is 55430140291. The next prime is 55430140351. The reversal of 55430140307 is 70304103455.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55430140307 - 2⁴ = 55430140291 is a prime.

It is not a weakly prime, because it can be changed into another prime (55430140607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27715070153 + 27715070154.

It is an arithmetic number, because the mean of its divisors is an integer number (27715070154).

Almost surely, 2^55430140307 is an apocalyptic number.

55430140307 is a deficient number, since it is larger than the sum of its proper divisors (1).

55430140307 is an equidigital number, since it uses as much as digits as its factorization.

55430140307 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25200, while the sum is 32.

The spelling of 55430140307 in words is "fifty-five billion, four hundred thirty million, one hundred forty thousand, three hundred seven".