53788432487 has 2 divisors, whose sum is σ = 53788432488. Its totient is φ = 53788432486.

The previous prime is 53788432447. The next prime is 53788432493. The reversal of 53788432487 is 78423488735.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 53788432487 - 2¹² = 53788428391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53788432447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26894216243 + 26894216244.

It is an arithmetic number, because the mean of its divisors is an integer number (26894216244).

Almost surely, 2^53788432487 is an apocalyptic number.

53788432487 is a deficient number, since it is larger than the sum of its proper divisors (1).

53788432487 is an equidigital number, since it uses as much as digits as its factorization.

53788432487 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36126720, while the sum is 59.

The spelling of 53788432487 in words is "fifty-three billion, seven hundred eighty-eight million, four hundred thirty-two thousand, four hundred eighty-seven".