7734632642 has 16 divisors (see below), whose sum is σ = 12734325792. Its totient is φ = 3494171520.

The previous prime is 7734632639. The next prime is 7734632707. The reversal of 7734632642 is 2462364377.

It is a junction number, because it is equal to n+sod(n) for n = 7734632593 and 7734632602.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1074863 + ... + 1082034.

It is an arithmetic number, because the mean of its divisors is an integer number (795895362).

Almost surely, 2^7734632642 is an apocalyptic number.

7734632642 is a deficient number, since it is larger than the sum of its proper divisors (4999693150).

7734632642 is a wasteful number, since it uses less digits than its factorization.

7734632642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2157073.

The product of its digits is 1016064, while the sum is 44.

The square root of 7734632642 is about 87946.7602700634. The cubic root of 7734632642 is about 1977.6369320904.

The spelling of 7734632642 in words is "seven billion, seven hundred thirty-four million, six hundred thirty-two thousand, six hundred forty-two".