63452629889 has 16 divisors (see below), whose sum is σ = 69846466560. Its totient is φ = 57164078160.

The previous prime is 63452629847. The next prime is 63452629901. The reversal of 63452629889 is 98892625436.

It is a cyclic number.

It is not a de Polignac number, because 63452629889 - 2³² = 59157662593 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63452029889) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1207832 + ... + 1259270.

It is an arithmetic number, because the mean of its divisors is an integer number (4365404160).

Almost surely, 2^63452629889 is an apocalyptic number.

It is an amenable number.

63452629889 is a deficient number, since it is larger than the sum of its proper divisors (6393836671).

63452629889 is a wasteful number, since it uses less digits than its factorization.

63452629889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52460.

The product of its digits is 44789760, while the sum is 62.

The spelling of 63452629889 in words is "sixty-three billion, four hundred fifty-two million, six hundred twenty-nine thousand, eight hundred eighty-nine".