7738539700838 has 16 divisors (see below), whose sum is σ = 12222327161520. Its totient is φ = 3664549989216.

The previous prime is 7738539700813. The next prime is 7738539700841. The reversal of 7738539700838 is 8380079358377.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29704145 + ... + 29963532.

It is an arithmetic number, because the mean of its divisors is an integer number (763895447595).

Almost surely, 2^{7738539700838} is an apocalyptic number.

7738539700838 is a deficient number, since it is larger than the sum of its proper divisors (4483787460682).

7738539700838 is a wasteful number, since it uses less digits than its factorization.

7738539700838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59671111.

The product of its (nonzero) digits is 213373440, while the sum is 68.

The spelling of 7738539700838 in words is "seven trillion, seven hundred thirty-eight billion, five hundred thirty-nine million, seven hundred thousand, eight hundred thirty-eight".