63103983756 has 48 divisors (see below), whose sum is σ = 160674503808. Its totient is φ = 19116921600.

The previous prime is 63103983661. The next prime is 63103983793. The reversal of 63103983756 is 65738930136.

It is a happy number.

It is a super-2 number, since 2×63103983756² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 63103983699 and 63103983708.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 404436 + ... + 538308.

It is an arithmetic number, because the mean of its divisors is an integer number (3347385496).

Almost surely, 2^63103983756 is an apocalyptic number.

63103983756 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

It is an amenable number.

63103983756 is an abundant number, since it is smaller than the sum of its proper divisors (97570520052).

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

63103983756 is a wasteful number, since it uses less digits than its factorization.

63103983756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137462 (or 137460 counting only the distinct ones).

The product of its (nonzero) digits is 2449440, while the sum is 51.

The spelling of 63103983756 in words is "sixty-three billion, one hundred three million, nine hundred eighty-three thousand, seven hundred fifty-six".