1394412982670 has 8 divisors (see below), whose sum is σ = 2509943368824. Its totient is φ = 557765193064.

The previous prime is 1394412982661. The next prime is 1394412982679. The reversal of 1394412982670 is 762892144931.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1394412982661) and next prime (1394412982679).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1394412982679) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69720649124 + ... + 69720649143.

It is an arithmetic number, because the mean of its divisors is an integer number (313742921103).

Almost surely, 2^{1394412982670} is an apocalyptic number.

1394412982670 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1394412982670 is a deficient number, since it is larger than the sum of its proper divisors (1115530386154).

1394412982670 is a wasteful number, since it uses less digits than its factorization.

1394412982670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139441298274.

The product of its (nonzero) digits is 5225472, while the sum is 56.

The spelling of 1394412982670 in words is "one trillion, three hundred ninety-four billion, four hundred twelve million, nine hundred eighty-two thousand, six hundred seventy".