275843145623 has 2 divisors, whose sum is σ = 275843145624. Its totient is φ = 275843145622.

The previous prime is 275843145563. The next prime is 275843145689. The reversal of 275843145623 is 326541348572.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 275843145623 - 2¹² = 275843141527 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (275843145323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137921572811 + 137921572812.

It is an arithmetic number, because the mean of its divisors is an integer number (137921572812).

Almost surely, 2^275843145623 is an apocalyptic number.

275843145623 is a deficient number, since it is larger than the sum of its proper divisors (1).

275843145623 is an equidigital number, since it uses as much as digits as its factorization.

275843145623 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4838400, while the sum is 50.

The spelling of 275843145623 in words is "two hundred seventy-five billion, eight hundred forty-three million, one hundred forty-five thousand, six hundred twenty-three".