63203988272 has 20 divisors (see below), whose sum is σ = 122538180120. Its totient is φ = 31581232128.

The previous prime is 63203988269. The next prime is 63203988277. The reversal of 63203988272 is 27288930236.

It is a super-2 number, since 2×63203988272² (a number of 22 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (50) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 63203988272.

It is not an unprimeable number, because it can be changed into a prime (63203988277) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1272497 + ... + 1321232.

It is an arithmetic number, because the mean of its divisors is an integer number (6126909006).

Almost surely, 2^63203988272 is an apocalyptic number.

It is an amenable number.

63203988272 is a deficient number, since it is larger than the sum of its proper divisors (59334191848).

63203988272 is a wasteful number, since it uses less digits than its factorization.

63203988272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2595260 (or 2595254 counting only the distinct ones).

The product of its (nonzero) digits is 1741824, while the sum is 50.

The spelling of 63203988272 in words is "sixty-three billion, two hundred three million, nine hundred eighty-eight thousand, two hundred seventy-two".