63453754356 has 48 divisors (see below), whose sum is σ = 148462831104. Its totient is φ = 21093611616.

The previous prime is 63453754349. The next prime is 63453754361. The reversal of 63453754356 is 65345735436.

It is a junction number, because it is equal to n+sod(n) for n = 63453754299 and 63453754308.

It is a congruent number.

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, 7012371 + ... + 7021413.

It is an arithmetic number, because the mean of its divisors is an integer number (3092975648).

Almost surely, 2^63453754356 is an apocalyptic number.

It is an amenable number.

63453754356 is an abundant number, since it is smaller than the sum of its proper divisors (85009076748).

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

63453754356 is a wasteful number, since it uses less digits than its factorization.

63453754356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10580 (or 10578 counting only the distinct ones).

The product of its digits is 13608000, while the sum is 51.

The spelling of 63453754356 in words is "sixty-three billion, four hundred fifty-three million, seven hundred fifty-four thousand, three hundred fifty-six".