376275276364661 has 2 divisors, whose sum is σ = 376275276364662. Its totient is φ = 376275276364660.

The previous prime is 376275276364639. The next prime is 376275276364753. The reversal of 376275276364661 is 166463672572673.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 256235862302161 + 120039414062500 = 16007369^2 + 10956250^2 .

It is a cyclic number.

It is not a de Polignac number, because 376275276364661 - 2²⁶ = 376275209255797 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (376275276364061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 188137638182330 + 188137638182331.

It is an arithmetic number, because the mean of its divisors is an integer number (188137638182331).

Almost surely, 2^{376275276364661} is an apocalyptic number.

It is an amenable number.

376275276364661 is a deficient number, since it is larger than the sum of its proper divisors (1).

376275276364661 is an equidigital number, since it uses as much as digits as its factorization.

376275276364661 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1920360960, while the sum is 71.

The spelling of 376275276364661 in words is "three hundred seventy-six trillion, two hundred seventy-five billion, two hundred seventy-six million, three hundred sixty-four thousand, six hundred sixty-one".