63303702642 has 48 divisors (see below), whose sum is σ = 141923634840. Its totient is φ = 20368432896.

The previous prime is 63303702593. The next prime is 63303702643. The reversal of 63303702642 is 24620730336.

63303702642 is a `hidden beast` number, since 6 + 3 + 3 + 0 + 3 + 7 + 0 + 2 + 642 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 35588445201 + 27715257441 = 188649^2 + 166479^2 .

It is a junction number, because it is equal to n+sod(n) for n = 63303702597 and 63303702606.

It is not an unprimeable number, because it can be changed into a prime (63303702643) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2407438 + ... + 2433590.

Almost surely, 2^63303702642 is an apocalyptic number.

63303702642 is an abundant number, since it is smaller than the sum of its proper divisors (78619932198).

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

63303702642 is a wasteful number, since it uses less digits than its factorization.

63303702642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30827 (or 30824 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 36.

The spelling of 63303702642 in words is "sixty-three billion, three hundred three million, seven hundred two thousand, six hundred forty-two".