197076567551 has 2 divisors, whose sum is σ = 197076567552. Its totient is φ = 197076567550.

The previous prime is 197076567547. The next prime is 197076567577. The reversal of 197076567551 is 155765670791.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 197076567551 - 2² = 197076567547 is a prime.

It is a super-2 number, since 2×197076567551² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (197076567521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98538283775 + 98538283776.

It is an arithmetic number, because the mean of its divisors is an integer number (98538283776).

Almost surely, 2^197076567551 is an apocalyptic number.

197076567551 is a deficient number, since it is larger than the sum of its proper divisors (1).

197076567551 is an equidigital number, since it uses as much as digits as its factorization.

197076567551 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13891500, while the sum is 59.

The spelling of 197076567551 in words is "one hundred ninety-seven billion, seventy-six million, five hundred sixty-seven thousand, five hundred fifty-one".