63354152493 has 6 divisors (see below), whose sum is σ = 91511553614. Its totient is φ = 42236101656.

The previous prime is 63354152489. The next prime is 63354152507. The reversal of 63354152493 is 39425145336.

63354152493 is a `hidden beast` number, since 6 + 3 + 3 + 5 + 4 + 152 + 493 = 666.

It can be written as a sum of positive squares in only one way, i.e., 63343829124 + 10323369 = 251682^2 + 3213^2 .

It is not a de Polignac number, because 63354152493 - 2² = 63354152489 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63354152593) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3519675130 + ... + 3519675147.

Almost surely, 2^63354152493 is an apocalyptic number.

It is an amenable number.

63354152493 is a deficient number, since it is larger than the sum of its proper divisors (28157401121).

63354152493 is a wasteful number, since it uses less digits than its factorization.

63354152493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7039350283 (or 7039350280 counting only the distinct ones).

The product of its digits is 1166400, while the sum is 45.

The spelling of 63354152493 in words is "sixty-three billion, three hundred fifty-four million, one hundred fifty-two thousand, four hundred ninety-three".