54678228097 has 2 divisors, whose sum is σ = 54678228098. Its totient is φ = 54678228096.

The previous prime is 54678228071. The next prime is 54678228127. The reversal of 54678228097 is 79082287645.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 50115090496 + 4563137601 = 223864^2 + 67551^2 .

It is a cyclic number.

It is not a de Polignac number, because 54678228097 - 2⁷ = 54678227969 is a prime.

It is not a weakly prime, because it can be changed into another prime (54678228067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27339114048 + 27339114049.

It is an arithmetic number, because the mean of its divisors is an integer number (27339114049).

Almost surely, 2^54678228097 is an apocalyptic number.

It is an amenable number.

54678228097 is a deficient number, since it is larger than the sum of its proper divisors (1).

54678228097 is an equidigital number, since it uses as much as digits as its factorization.

54678228097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13547520, while the sum is 58.

The spelling of 54678228097 in words is "fifty-four billion, six hundred seventy-eight million, two hundred twenty-eight thousand, ninety-seven".