63156796378 has 16 divisors (see below), whose sum is σ = 102036422880. Its totient is φ = 29145317616.

The previous prime is 63156796369. The next prime is 63156796379. The reversal of 63156796378 is 87369765136.

It is not an unprimeable number, because it can be changed into a prime (63156796379) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33393 + ... + 356971.

It is an arithmetic number, because the mean of its divisors is an integer number (6377276430).

Almost surely, 2^63156796378 is an apocalyptic number.

63156796378 is a deficient number, since it is larger than the sum of its proper divisors (38879626502).

63156796378 is a wasteful number, since it uses less digits than its factorization.

63156796378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 331101.

The product of its digits is 34292160, while the sum is 61.

The spelling of 63156796378 in words is "sixty-three billion, one hundred fifty-six million, seven hundred ninety-six thousand, three hundred seventy-eight".