63402469248 has 64 divisors (see below), whose sum is σ = 170719909200. Its totient is φ = 20844638208.

The previous prime is 63402469243. The next prime is 63402469259. The reversal of 63402469248 is 84296420436.

It is a tau number, because it is divible by the number of its divisors (64).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a junction number, because it is equal to n+sod(n) for n = 63402469197 and 63402469206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63402469243) 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, 1102863 + ... + 1158926.

Almost surely, 2^63402469248 is an apocalyptic number.

It is an amenable number.

63402469248 is an abundant number, since it is smaller than the sum of its proper divisors (107317439952).

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

63402469248 is a wasteful number, since it uses less digits than its factorization.

63402469248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2261879 (or 2261867 counting only the distinct ones).

The product of its (nonzero) digits is 1990656, while the sum is 48.

The spelling of 63402469248 in words is "sixty-three billion, four hundred two million, four hundred sixty-nine thousand, two hundred forty-eight".