1398678470014 has 32 divisors (see below), whose sum is σ = 2461162786560. Its totient is φ = 583766469888.

The previous prime is 1398678469987. The next prime is 1398678470027. The reversal of 1398678470014 is 4100748768931.

It is a happy number.

It is a super-3 number, since 3×1398678470014³ (a number of 37 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7824307 + ... + 8001070.

It is an arithmetic number, because the mean of its divisors is an integer number (76911337080).

Almost surely, 2^{1398678470014} is an apocalyptic number.

1398678470014 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1398678470014 is a deficient number, since it is larger than the sum of its proper divisors (1062484316546).

1398678470014 is a wasteful number, since it uses less digits than its factorization.

1398678470014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15825552.

The product of its (nonzero) digits is 8128512, while the sum is 58.

The spelling of 1398678470014 in words is "one trillion, three hundred ninety-eight billion, six hundred seventy-eight million, four hundred seventy thousand, fourteen".