63345601275 has 24 divisors (see below), whose sum is σ = 114252431424. Its totient is φ = 30713018400.

The previous prime is 63345601273. The next prime is 63345601289. The reversal of 63345601275 is 57210654336.

It is not a de Polignac number, because 63345601275 - 2¹ = 63345601273 is a prime.

It is not an unprimeable number, because it can be changed into a prime (63345601273) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 38390449 + ... + 38392098.

It is an arithmetic number, because the mean of its divisors is an integer number (4760517976).

Almost surely, 2^63345601275 is an apocalyptic number.

63345601275 is a deficient number, since it is larger than the sum of its proper divisors (50906830149).

63345601275 is a wasteful number, since it uses less digits than its factorization.

63345601275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76782571 (or 76782566 counting only the distinct ones).

The product of its (nonzero) digits is 453600, while the sum is 42.

The spelling of 63345601275 in words is "sixty-three billion, three hundred forty-five million, six hundred one thousand, two hundred seventy-five".