55294000087 has 2 divisors, whose sum is σ = 55294000088. Its totient is φ = 55294000086.

The previous prime is 55294000079. The next prime is 55294000129. The reversal of 55294000087 is 78000049255.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55294000087 - 2³ = 55294000079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55294000067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27647000043 + 27647000044.

It is an arithmetic number, because the mean of its divisors is an integer number (27647000044).

Almost surely, 2^55294000087 is an apocalyptic number.

55294000087 is a deficient number, since it is larger than the sum of its proper divisors (1).

55294000087 is an equidigital number, since it uses as much as digits as its factorization.

55294000087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 100800, while the sum is 40.

The spelling of 55294000087 in words is "fifty-five billion, two hundred ninety-four million, eighty-seven", and thus it is an aban number.