258377485903 has 2 divisors, whose sum is σ = 258377485904. Its totient is φ = 258377485902.

The previous prime is 258377485889. The next prime is 258377485907. The reversal of 258377485903 is 309584773852.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 258377485903 - 2¹³ = 258377477711 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (258377485907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 129188742951 + 129188742952.

It is an arithmetic number, because the mean of its divisors is an integer number (129188742952).

Almost surely, 2^258377485903 is an apocalyptic number.

258377485903 is a deficient number, since it is larger than the sum of its proper divisors (1).

258377485903 is an equidigital number, since it uses as much as digits as its factorization.

258377485903 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 50803200, while the sum is 61.

The spelling of 258377485903 in words is "two hundred fifty-eight billion, three hundred seventy-seven million, four hundred eighty-five thousand, nine hundred three".