63145266345487 has 2 divisors, whose sum is σ = 63145266345488. Its totient is φ = 63145266345486.

The previous prime is 63145266345467. The next prime is 63145266345493. The reversal of 63145266345487 is 78454366254136.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 63145266345487 - 2¹⁵ = 63145266312719 is a prime.

It is a super-3 number, since 3×63145266345487³ (a number of 42 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63145266345467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31572633172743 + 31572633172744.

It is an arithmetic number, because the mean of its divisors is an integer number (31572633172744).

Almost surely, 2^{63145266345487} is an apocalyptic number.

63145266345487 is a deficient number, since it is larger than the sum of its proper divisors (1).

63145266345487 is an equidigital number, since it uses as much as digits as its factorization.

63145266345487 is an evil number, because the sum of its binary digits is even.

The product of its digits is 348364800, while the sum is 64.

The spelling of 63145266345487 in words is "sixty-three trillion, one hundred forty-five billion, two hundred sixty-six million, three hundred forty-five thousand, four hundred eighty-seven".