67467442157 has 2 divisors, whose sum is σ = 67467442158. Its totient is φ = 67467442156.

The previous prime is 67467442117. The next prime is 67467442181. The reversal of 67467442157 is 75124476476.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 64338829801 + 3128612356 = 253651^2 + 55934^2 .

It is a cyclic number.

It is not a de Polignac number, because 67467442157 - 2⁶ = 67467442093 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 67467442099 and 67467442108.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (67467442117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33733721078 + 33733721079.

It is an arithmetic number, because the mean of its divisors is an integer number (33733721079).

Almost surely, 2^67467442157 is an apocalyptic number.

It is an amenable number.

67467442157 is a deficient number, since it is larger than the sum of its proper divisors (1).

67467442157 is an equidigital number, since it uses as much as digits as its factorization.

67467442157 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7902720, while the sum is 53.

The spelling of 67467442157 in words is "sixty-seven billion, four hundred sixty-seven million, four hundred forty-two thousand, one hundred fifty-seven".