63701070642 has 24 divisors (see below), whose sum is σ = 150566167440. Its totient is φ = 19303354680.

The previous prime is 63701070619. The next prime is 63701070661. The reversal of 63701070642 is 24607010736.

63701070642 is a `hidden beast` number, since 6 + 3 + 7 + 0 + 1 + 0 + 7 + 0 + 642 = 666.

63701070642 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×63701070642³ (a number of 33 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 63701070597 and 63701070606.

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, 160861092 + ... + 160861487.

It is an arithmetic number, because the mean of its divisors is an integer number (6273590310).

Almost surely, 2^63701070642 is an apocalyptic number.

63701070642 is an abundant number, since it is smaller than the sum of its proper divisors (86865096798).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

63701070642 is a wasteful number, since it uses less digits than its factorization.

63701070642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 321722598 (or 321722595 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 36.

The spelling of 63701070642 in words is "sixty-three billion, seven hundred one million, seventy thousand, six hundred forty-two".