137066623729678 has 8 divisors (see below), whose sum is σ = 217694049453072. Its totient is φ = 64501940578656.

The previous prime is 137066623729631. The next prime is 137066623729697. The reversal of 137066623729678 is 876927326660731.

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

It is a self number, because there is not a number n which added to its sum of digits gives 137066623729678.

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, 2015685643050 + ... + 2015685643117.

It is an arithmetic number, because the mean of its divisors is an integer number (27211756181634).

Almost surely, 2^{137066623729678} is an apocalyptic number.

137066623729678 is a deficient number, since it is larger than the sum of its proper divisors (80627425723394).

137066623729678 is a wasteful number, since it uses less digits than its factorization.

137066623729678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4031371286186.

The product of its (nonzero) digits is 1152216576, while the sum is 73.

The spelling of 137066623729678 in words is "one hundred thirty-seven trillion, sixty-six billion, six hundred twenty-three million, seven hundred twenty-nine thousand, six hundred seventy-eight".