54044221499 has 2 divisors, whose sum is σ = 54044221500. Its totient is φ = 54044221498.

The previous prime is 54044221493. The next prime is 54044221559. The reversal of 54044221499 is 99412244045.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 54044221499 - 2²⁴ = 54027444283 is a prime.

It is not a weakly prime, because it can be changed into another prime (54044221493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27022110749 + 27022110750.

It is an arithmetic number, because the mean of its divisors is an integer number (27022110750).

Almost surely, 2^54044221499 is an apocalyptic number.

54044221499 is a deficient number, since it is larger than the sum of its proper divisors (1).

54044221499 is an equidigital number, since it uses as much as digits as its factorization.

54044221499 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 414720, while the sum is 44.

The spelling of 54044221499 in words is "fifty-four billion, forty-four million, two hundred twenty-one thousand, four hundred ninety-nine".