63155280674 has 16 divisors (see below), whose sum is σ = 96347404800. Its totient is φ = 31039577424.

The previous prime is 63155280647. The next prime is 63155280677. The reversal of 63155280674 is 47608255136.

It is not an unprimeable number, because it can be changed into a prime (63155280677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1909244 + ... + 1942040.

It is an arithmetic number, because the mean of its divisors is an integer number (6021712800).

Almost surely, 2^63155280674 is an apocalyptic number.

63155280674 is a deficient number, since it is larger than the sum of its proper divisors (33192124126).

63155280674 is a wasteful number, since it uses less digits than its factorization.

63155280674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49177.

The product of its (nonzero) digits is 1209600, while the sum is 47.

The spelling of 63155280674 in words is "sixty-three billion, one hundred fifty-five million, two hundred eighty thousand, six hundred seventy-four".