63456038163274 has 4 divisors (see below), whose sum is σ = 95184057244914. Its totient is φ = 31728019081636.

The previous prime is 63456038163211. The next prime is 63456038163289. The reversal of 63456038163274 is 47236183065436.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 54551740387225 + 8904297776049 = 7385915^2 + 2984007^2 .

It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15864009540817 + ... + 15864009540820.

Almost surely, 2^{63456038163274} is an apocalyptic number.

63456038163274 is a deficient number, since it is larger than the sum of its proper divisors (31728019081640).

63456038163274 is a wasteful number, since it uses less digits than its factorization.

63456038163274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31728019081639.

The product of its (nonzero) digits is 52254720, while the sum is 58.

The spelling of 63456038163274 in words is "sixty-three trillion, four hundred fifty-six billion, thirty-eight million, one hundred sixty-three thousand, two hundred seventy-four".