63605343412 has 48 divisors (see below), whose sum is σ = 122075291520. Its totient is φ = 28818041472.

The previous prime is 63605343409. The next prime is 63605343421. The reversal of 63605343412 is 21434350636.

63605343412 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×63605343412³ (a number of 33 digits) contains 333 as substring.

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, 2216178 + ... + 2244694.

It is an arithmetic number, because the mean of its divisors is an integer number (2543235240).

Almost surely, 2^63605343412 is an apocalyptic number.

It is an amenable number.

63605343412 is a deficient number, since it is larger than the sum of its proper divisors (58469948108).

63605343412 is a wasteful number, since it uses less digits than its factorization.

63605343412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29320 (or 29318 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 37.

The spelling of 63605343412 in words is "sixty-three billion, six hundred five million, three hundred forty-three thousand, four hundred twelve".