67775630501 has 2 divisors, whose sum is σ = 67775630502. Its totient is φ = 67775630500.

The previous prime is 67775630473. The next prime is 67775630521. The reversal of 67775630501 is 10503657776.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 54779402500 + 12996228001 = 234050^2 + 114001^2 .

It is a cyclic number.

It is not a de Polignac number, because 67775630501 - 2¹⁸ = 67775368357 is a prime.

It is a super-2 number, since 2×67775630501² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (67775630521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33887815250 + 33887815251.

It is an arithmetic number, because the mean of its divisors is an integer number (33887815251).

Almost surely, 2^67775630501 is an apocalyptic number.

It is an amenable number.

67775630501 is a deficient number, since it is larger than the sum of its proper divisors (1).

67775630501 is an equidigital number, since it uses as much as digits as its factorization.

67775630501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 926100, while the sum is 47.

The spelling of 67775630501 in words is "sixty-seven billion, seven hundred seventy-five million, six hundred thirty thousand, five hundred one".