10258577553421 has 2 divisors, whose sum is σ = 10258577553422. Its totient is φ = 10258577553420.

The previous prime is 10258577553403. The next prime is 10258577553449. The reversal of 10258577553421 is 12435577585201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8282964584196 + 1975612969225 = 2878014^2 + 1405565^2 .

It is a cyclic number.

It is not a de Polignac number, because 10258577553421 - 2¹⁹ = 10258577029133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10258577553821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5129288776710 + 5129288776711.

It is an arithmetic number, because the mean of its divisors is an integer number (5129288776711).

Almost surely, 2^{10258577553421} is an apocalyptic number.

It is an amenable number.

10258577553421 is a deficient number, since it is larger than the sum of its proper divisors (1).

10258577553421 is an equidigital number, since it uses as much as digits as its factorization.

10258577553421 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11760000, while the sum is 55.

The spelling of 10258577553421 in words is "ten trillion, two hundred fifty-eight billion, five hundred seventy-seven million, five hundred fifty-three thousand, four hundred twenty-one".