54870354533 has 2 divisors, whose sum is σ = 54870354534. Its totient is φ = 54870354532.

The previous prime is 54870354527. The next prime is 54870354541. The reversal of 54870354533 is 33545307845.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31683288004 + 23187066529 = 177998^2 + 152273^2 .

It is a cyclic number.

It is not a de Polignac number, because 54870354533 - 2²² = 54866160229 is a prime.

It is a super-2 number, since 2×54870354533² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54870354433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27435177266 + 27435177267.

It is an arithmetic number, because the mean of its divisors is an integer number (27435177267).

Almost surely, 2^54870354533 is an apocalyptic number.

It is an amenable number.

54870354533 is a deficient number, since it is larger than the sum of its proper divisors (1).

54870354533 is an equidigital number, since it uses as much as digits as its factorization.

54870354533 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3024000, while the sum is 47.

The spelling of 54870354533 in words is "fifty-four billion, eight hundred seventy million, three hundred fifty-four thousand, five hundred thirty-three".