7648697002 has 4 divisors (see below), whose sum is σ = 11473045506. Its totient is φ = 3824348500.

The previous prime is 7648696997. The next prime is 7648697009. The reversal of 7648697002 is 2007968467.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2007968467 = 1229 ⋅1633823.

It can be written as a sum of positive squares in only one way, i.e., 7152254041 + 496442961 = 84571^2 + 22281^2 .

It is not an unprimeable number, because it can be changed into a prime (7648697009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1912174249 + ... + 1912174252.

Almost surely, 2^7648697002 is an apocalyptic number.

7648697002 is a deficient number, since it is larger than the sum of its proper divisors (3824348504).

7648697002 is a wasteful number, since it uses less digits than its factorization.

7648697002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3824348503.

The product of its (nonzero) digits is 1016064, while the sum is 49.

The square root of 7648697002 is about 87456.8293616914. The cubic root of 7648697002 is about 1970.2854595916.

The spelling of 7648697002 in words is "seven billion, six hundred forty-eight million, six hundred ninety-seven thousand, two".