63023569947 has 12 divisors (see below), whose sum is σ = 98036664544. Its totient is φ = 38783735280.

The previous prime is 63023569913. The next prime is 63023569951. The reversal of 63023569947 is 74996532036.

63023569947 is a `hidden beast` number, since 6 + 30 + 2 + 3 + 569 + 9 + 47 = 666.

It is not a de Polignac number, because 63023569947 - 2⁶ = 63023569883 is a prime.

It is a super-4 number, since 4×63023569947⁴ (a number of 44 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 63023569893 and 63023569902.

It is not an unprimeable number, because it can be changed into a prime (63023569967) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 269331379 + ... + 269331612.

Almost surely, 2^63023569947 is an apocalyptic number.

63023569947 is a deficient number, since it is larger than the sum of its proper divisors (35013094597).

63023569947 is a wasteful number, since it uses less digits than its factorization.

63023569947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 538663010 (or 538663007 counting only the distinct ones).

The product of its (nonzero) digits is 7348320, while the sum is 54.

The spelling of 63023569947 in words is "sixty-three billion, twenty-three million, five hundred sixty-nine thousand, nine hundred forty-seven".