7702072132 has 6 divisors (see below), whose sum is σ = 13478626238. Its totient is φ = 3851036064.

The previous prime is 7702072129. The next prime is 7702072141. The reversal of 7702072132 is 2312702077.

It can be written as a sum of positive squares in only one way, i.e., 6193060416 + 1509011716 = 78696^2 + 38846^2 .

It is a junction number, because it is equal to n+sod(n) for n = 7702072094 and 7702072103.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 962759013 + ... + 962759020.

Almost surely, 2^7702072132 is an apocalyptic number.

It is an amenable number.

7702072132 is a deficient number, since it is larger than the sum of its proper divisors (5776554106).

7702072132 is a wasteful number, since it uses less digits than its factorization.

7702072132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1925518037 (or 1925518035 counting only the distinct ones).

The product of its (nonzero) digits is 8232, while the sum is 31.

The square root of 7702072132 is about 87761.4501475449. The cubic root of 7702072132 is about 1974.8579404951.

The spelling of 7702072132 in words is "seven billion, seven hundred two million, seventy-two thousand, one hundred thirty-two".