6777839506125 has 32 divisors (see below), whose sum is σ = 11321208467712. Its totient is φ = 3601103016000.

The previous prime is 6777839506099. The next prime is 6777839506133. The reversal of 6777839506125 is 5216059387776.

It is not a de Polignac number, because 6777839506125 - 2⁸ = 6777839505869 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 34263046 + ... + 34460295.

It is an arithmetic number, because the mean of its divisors is an integer number (353787764616).

Almost surely, 2^{6777839506125} is an apocalyptic number.

It is an amenable number.

6777839506125 is a deficient number, since it is larger than the sum of its proper divisors (4543368961587).

6777839506125 is a wasteful number, since it uses less digits than its factorization.

6777839506125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68723622 (or 68723612 counting only the distinct ones).

The product of its (nonzero) digits is 133358400, while the sum is 66.

The spelling of 6777839506125 in words is "six trillion, seven hundred seventy-seven billion, eight hundred thirty-nine million, five hundred six thousand, one hundred twenty-five".