158227438487 has 2 divisors, whose sum is σ = 158227438488. Its totient is φ = 158227438486.

The previous prime is 158227438471. The next prime is 158227438493. The reversal of 158227438487 is 784834722851.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 158227438487 - 2⁴ = 158227438471 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (158227438387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79113719243 + 79113719244.

It is an arithmetic number, because the mean of its divisors is an integer number (79113719244).

Almost surely, 2^158227438487 is an apocalyptic number.

158227438487 is a deficient number, since it is larger than the sum of its proper divisors (1).

158227438487 is an equidigital number, since it uses as much as digits as its factorization.

158227438487 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24084480, while the sum is 59.

The spelling of 158227438487 in words is "one hundred fifty-eight billion, two hundred twenty-seven million, four hundred thirty-eight thousand, four hundred eighty-seven".