6744632072 has 8 divisors (see below), whose sum is σ = 12646185150. Its totient is φ = 3372316032.

The previous prime is 6744632057. The next prime is 6744632099. The reversal of 6744632072 is 2702364476.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 3858148996 + 2886483076 = 62114^2 + 53726^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 421539497 + ... + 421539512.

Almost surely, 2^6744632072 is an apocalyptic number.

It is an amenable number.

6744632072 is a deficient number, since it is larger than the sum of its proper divisors (5901553078).

6744632072 is a wasteful number, since it uses less digits than its factorization.

6744632072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 843079015 (or 843079011 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 41.

The square root of 6744632072 is about 82125.7089588881. The cubic root of 6744632072 is about 1889.3804667628.

The spelling of 6744632072 in words is "six billion, seven hundred forty-four million, six hundred thirty-two thousand, seventy-two".