1397869117206 has 16 divisors (see below), whose sum is σ = 2815851460800. Its totient is φ = 462604168008.

The previous prime is 1397869117147. The next prime is 1397869117259. The reversal of 1397869117206 is 6027119687931.

It is a super-3 number, since 3×1397869117206³ (a number of 37 digits) contains 333 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1397869117206.

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, 838050196 + ... + 838051863.

It is an arithmetic number, because the mean of its divisors is an integer number (175990716300).

Almost surely, 2^{1397869117206} is an apocalyptic number.

1397869117206 is an abundant number, since it is smaller than the sum of its proper divisors (1417982343594).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1397869117206 is a wasteful number, since it uses less digits than its factorization.

1397869117206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1676102203.

The product of its (nonzero) digits is 6858432, while the sum is 60.

The spelling of 1397869117206 in words is "one trillion, three hundred ninety-seven billion, eight hundred sixty-nine million, one hundred seventeen thousand, two hundred six".