63464315236450 has 24 divisors (see below), whose sum is σ = 118043880653412. Its totient is φ = 25385671403520.

The previous prime is 63464315236429. The next prime is 63464315236477. The reversal of 63464315236450 is 5463251346436.

It can be written as a sum of positive squares in 6 ways, for example, as 27769748629401 + 35694566607049 = 5269701^2 + 5974493^2 .

It is a super-3 number, since 3×63464315236450³ (a number of 42 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28557862 + ... + 30699838.

Almost surely, 2^{63464315236450} is an apocalyptic number.

63464315236450 is a deficient number, since it is larger than the sum of its proper divisors (54579565416962).

63464315236450 is a wasteful number, since it uses less digits than its factorization.

63464315236450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2734566 (or 2734561 counting only the distinct ones).

The product of its (nonzero) digits is 18662400, while the sum is 52.

The spelling of 63464315236450 in words is "sixty-three trillion, four hundred sixty-four billion, three hundred fifteen million, two hundred thirty-six thousand, four hundred fifty".