63726406062434 has 8 divisors (see below), whose sum is σ = 95589644063340. Its totient is φ = 31863191374656.

The previous prime is 63726406062419. The next prime is 63726406062443. The reversal of 63726406062434 is 43426060462736.

It can be written as a sum of positive squares in 2 ways, for example, as 62361866684209 + 1364539378225 = 7896953^2 + 1168135^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×63726406062434² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5114702 + ... + 12394070.

Almost surely, 2^{63726406062434} is an apocalyptic number.

63726406062434 is a deficient number, since it is larger than the sum of its proper divisors (31863238000906).

63726406062434 is a wasteful number, since it uses less digits than its factorization.

63726406062434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11656564.

The product of its (nonzero) digits is 20901888, while the sum is 53.

The spelling of 63726406062434 in words is "sixty-three trillion, seven hundred twenty-six billion, four hundred six million, sixty-two thousand, four hundred thirty-four".