125678036678 has 8 divisors (see below), whose sum is σ = 193612110672. Its totient is φ = 61140666456.

The previous prime is 125678036651. The next prime is 125678036681. The reversal of 125678036678 is 876630876521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 849175850 + ... + 849175997.

It is an arithmetic number, because the mean of its divisors is an integer number (24201513834).

Almost surely, 2^125678036678 is an apocalyptic number.

125678036678 is a deficient number, since it is larger than the sum of its proper divisors (67934073994).

125678036678 is a wasteful number, since it uses less digits than its factorization.

125678036678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1698351886.

The product of its (nonzero) digits is 20321280, while the sum is 59.

The spelling of 125678036678 in words is "one hundred twenty-five billion, six hundred seventy-eight million, thirty-six thousand, six hundred seventy-eight".