1577307397423 has 2 divisors, whose sum is σ = 1577307397424. Its totient is φ = 1577307397422.

The previous prime is 1577307397361. The next prime is 1577307397427. The reversal of 1577307397423 is 3247937037751.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1577307397423 - 2²¹ = 1577305300271 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1577307397427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 788653698711 + 788653698712.

It is an arithmetic number, because the mean of its divisors is an integer number (788653698712).

Almost surely, 2^{1577307397423} is an apocalyptic number.

1577307397423 is a deficient number, since it is larger than the sum of its proper divisors (1).

1577307397423 is an equidigital number, since it uses as much as digits as its factorization.

1577307397423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23337720, while the sum is 58.

The spelling of 1577307397423 in words is "one trillion, five hundred seventy-seven billion, three hundred seven million, three hundred ninety-seven thousand, four hundred twenty-three".