63450363234 has 32 divisors (see below), whose sum is σ = 132115858560. Its totient is φ = 20296593792.

The previous prime is 63450363217. The next prime is 63450363239. The reversal of 63450363234 is 43236305436.

It is an alternating number because its digits alternate between even and odd.

It is a junction number, because it is equal to n+sod(n) for n = 63450363192 and 63450363201.

It is not an unprimeable number, because it can be changed into a prime (63450363239) 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, 1941414 + ... + 1973825.

It is an arithmetic number, because the mean of its divisors is an integer number (4128620580).

Almost surely, 2^63450363234 is an apocalyptic number.

63450363234 is an abundant number, since it is smaller than the sum of its proper divisors (68665495326).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

63450363234 is a wasteful number, since it uses less digits than its factorization.

63450363234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3915354.

The product of its (nonzero) digits is 466560, while the sum is 39.

The spelling of 63450363234 in words is "sixty-three billion, four hundred fifty million, three hundred sixty-three thousand, two hundred thirty-four".