7738117012 has 6 divisors (see below), whose sum is σ = 13541704778. Its totient is φ = 3869058504.

The previous prime is 7738116983. The next prime is 7738117027. The reversal of 7738117012 is 2107118377.

It can be written as a sum of positive squares in only one way, i.e., 7738017156 + 99856 = 87966^2 + 316^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 967264623 + ... + 967264630.

Almost surely, 2^7738117012 is an apocalyptic number.

It is an amenable number.

7738117012 is a deficient number, since it is larger than the sum of its proper divisors (5803587766).

7738117012 is a wasteful number, since it uses less digits than its factorization.

7738117012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1934529257 (or 1934529255 counting only the distinct ones).

The product of its (nonzero) digits is 16464, while the sum is 37.

The square root of 7738117012 is about 87966.5675810987. The cubic root of 7738117012 is about 1977.9338556646.

It can be divided in two parts, 7738 and 117012, that added together give a triangular number (124750 = T₄₉₉).

The spelling of 7738117012 in words is "seven billion, seven hundred thirty-eight million, one hundred seventeen thousand, twelve".