54400664467 has 2 divisors, whose sum is σ = 54400664468. Its totient is φ = 54400664466.

The previous prime is 54400664453. The next prime is 54400664497. The reversal of 54400664467 is 76446600445.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 54400664467 - 2¹⁵ = 54400631699 is a prime.

It is a super-2 number, since 2×54400664467² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (54400664497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27200332233 + 27200332234.

It is an arithmetic number, because the mean of its divisors is an integer number (27200332234).

Almost surely, 2^54400664467 is an apocalyptic number.

54400664467 is a deficient number, since it is larger than the sum of its proper divisors (1).

54400664467 is an equidigital number, since it uses as much as digits as its factorization.

54400664467 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1935360, while the sum is 46.

The spelling of 54400664467 in words is "fifty-four billion, four hundred million, six hundred sixty-four thousand, four hundred sixty-seven".