55265661043 has 2 divisors, whose sum is σ = 55265661044. Its totient is φ = 55265661042.

The previous prime is 55265661007. The next prime is 55265661049. The reversal of 55265661043 is 34016656255.

55265661043 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55265661043 is a prime.

It is not a weakly prime, because it can be changed into another prime (55265661049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27632830521 + 27632830522.

It is an arithmetic number, because the mean of its divisors is an integer number (27632830522).

Almost surely, 2^55265661043 is an apocalyptic number.

55265661043 is a deficient number, since it is larger than the sum of its proper divisors (1).

55265661043 is an equidigital number, since it uses as much as digits as its factorization.

55265661043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648000, while the sum is 43.

The spelling of 55265661043 in words is "fifty-five billion, two hundred sixty-five million, six hundred sixty-one thousand, forty-three".