6920572132 has 6 divisors (see below), whose sum is σ = 12111001238. Its totient is φ = 3460286064.

The previous prime is 6920572129. The next prime is 6920572133. The reversal of 6920572132 is 2312750296.

It can be written as a sum of positive squares in only one way, i.e., 6322476196 + 598095936 = 79514^2 + 24456^2 .

It is a junction number, because it is equal to n+sod(n) for n = 6920572091 and 6920572100.

It is not an unprimeable number, because it can be changed into a prime (6920572133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 865071513 + ... + 865071520.

Almost surely, 2^6920572132 is an apocalyptic number.

It is an amenable number.

6920572132 is a deficient number, since it is larger than the sum of its proper divisors (5190429106).

6920572132 is a wasteful number, since it uses less digits than its factorization.

6920572132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1730143037 (or 1730143035 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 37.

The square root of 6920572132 is about 83189.9761509763. The cubic root of 6920572132 is about 1905.6684029873.

The spelling of 6920572132 in words is "six billion, nine hundred twenty million, five hundred seventy-two thousand, one hundred thirty-two".