55641331405007 has 2 divisors, whose sum is σ = 55641331405008. Its totient is φ = 55641331405006.

The previous prime is 55641331404983. The next prime is 55641331405043. The reversal of 55641331405007 is 70050413314655.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55641331405007 - 2⁴² = 51243284893903 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55641331405067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27820665702503 + 27820665702504.

It is an arithmetic number, because the mean of its divisors is an integer number (27820665702504).

Almost surely, 2^{55641331405007} is an apocalyptic number.

55641331405007 is a deficient number, since it is larger than the sum of its proper divisors (1).

55641331405007 is an equidigital number, since it uses as much as digits as its factorization.

55641331405007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 756000, while the sum is 44.

The spelling of 55641331405007 in words is "fifty-five trillion, six hundred forty-one billion, three hundred thirty-one million, four hundred five thousand, seven".