63459454090 has 8 divisors (see below), whose sum is σ = 114227017380. Its totient is φ = 25383781632.

The previous prime is 63459454081. The next prime is 63459454099. The reversal of 63459454090 is 9045495436.

It is an interprime number because it is at equal distance from previous prime (63459454081) and next prime (63459454099).

It can be written as a sum of positive squares in 2 ways, for example, as 61290409761 + 2169044329 = 247569^2 + 46573^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (63459454099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3172972695 + ... + 3172972714.

Almost surely, 2^63459454090 is an apocalyptic number.

63459454090 is a deficient number, since it is larger than the sum of its proper divisors (50767563290).

63459454090 is a wasteful number, since it uses less digits than its factorization.

63459454090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6345945416.

The product of its (nonzero) digits is 2332800, while the sum is 49.

The spelling of 63459454090 in words is "sixty-three billion, four hundred fifty-nine million, four hundred fifty-four thousand, ninety".