97468456661 has 2 divisors, whose sum is σ = 97468456662. Its totient is φ = 97468456660.

The previous prime is 97468456643. The next prime is 97468456667. The reversal of 97468456661 is 16665486479.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 59367759025 + 38100697636 = 243655^2 + 195194^2 .

It is a cyclic number.

It is not a de Polignac number, because 97468456661 - 2⁶ = 97468456597 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 97468456594 and 97468456603.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (97468456667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48734228330 + 48734228331.

It is an arithmetic number, because the mean of its divisors is an integer number (48734228331).

Almost surely, 2^97468456661 is an apocalyptic number.

It is an amenable number.

97468456661 is a deficient number, since it is larger than the sum of its proper divisors (1).

97468456661 is an equidigital number, since it uses as much as digits as its factorization.

97468456661 is an evil number, because the sum of its binary digits is even.

The product of its digits is 52254720, while the sum is 62.

The spelling of 97468456661 in words is "ninety-seven billion, four hundred sixty-eight million, four hundred fifty-six thousand, six hundred sixty-one".