975764213761 has 2 divisors, whose sum is σ = 975764213762. Its totient is φ = 975764213760.

The previous prime is 975764213687. The next prime is 975764213777. The reversal of 975764213761 is 167312467579.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 819126363136 + 156637850625 = 905056^2 + 395775^2 .

It is a cyclic number.

It is not a de Polignac number, because 975764213761 - 2¹¹ = 975764211713 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 975764213696 and 975764213705.

It is not a weakly prime, because it can be changed into another prime (975764273761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 487882106880 + 487882106881.

It is an arithmetic number, because the mean of its divisors is an integer number (487882106881).

Almost surely, 2^975764213761 is an apocalyptic number.

It is an amenable number.

975764213761 is a deficient number, since it is larger than the sum of its proper divisors (1).

975764213761 is an equidigital number, since it uses as much as digits as its factorization.

975764213761 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13335840, while the sum is 58.

The spelling of 975764213761 in words is "nine hundred seventy-five billion, seven hundred sixty-four million, two hundred thirteen thousand, seven hundred sixty-one".