67090909091039 has 2 divisors, whose sum is σ = 67090909091040. Its totient is φ = 67090909091038.

The previous prime is 67090909090921. The next prime is 67090909091057. The reversal of 67090909091039 is 93019090909076.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 67090909091039 - 2²⁰ = 67090908042463 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (67090909051039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33545454545519 + 33545454545520.

It is an arithmetic number, because the mean of its divisors is an integer number (33545454545520).

Almost surely, 2^{67090909091039} is an apocalyptic number.

67090909091039 is a deficient number, since it is larger than the sum of its proper divisors (1).

67090909091039 is an equidigital number, since it uses as much as digits as its factorization.

67090909091039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7440174, while the sum is 62.

The spelling of 67090909091039 in words is "sixty-seven trillion, ninety billion, nine hundred nine million, ninety-one thousand, thirty-nine".