63340429649 has 8 divisors (see below), whose sum is σ = 73469496768. Its totient is φ = 53481471120.

The previous prime is 63340429627. The next prime is 63340429651. The reversal of 63340429649 is 94692404336.

63340429649 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 63340429649 - 2⁸ = 63340429393 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 63340429597 and 63340429606.

It is not an unprimeable number, because it can be changed into a prime (63340429609) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67526642 + ... + 67527579.

It is an arithmetic number, because the mean of its divisors is an integer number (9183687096).

Almost surely, 2^63340429649 is an apocalyptic number.

It is an amenable number.

63340429649 is a deficient number, since it is larger than the sum of its proper divisors (10129067119).

63340429649 is a wasteful number, since it uses less digits than its factorization.

63340429649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135054295.

The product of its (nonzero) digits is 3359232, while the sum is 50.

The spelling of 63340429649 in words is "sixty-three billion, three hundred forty million, four hundred twenty-nine thousand, six hundred forty-nine".