1214656380378 has 96 divisors (see below), whose sum is σ = 3134403417600. Its totient is φ = 339660669600.

The previous prime is 1214656380341. The next prime is 1214656380383. The reversal of 1214656380378 is 8730836564121.

1214656380378 is a `hidden beast` number, since 1 + 2 + 1 + 4 + 6 + 563 + 8 + 0 + 3 + 78 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1802773 + ... + 2383128.

It is an arithmetic number, because the mean of its divisors is an integer number (32650035600).

Almost surely, 2^{1214656380378} is an apocalyptic number.

1214656380378 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1214656380378 is an abundant number, since it is smaller than the sum of its proper divisors (1919747037222).

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

1214656380378 is a wasteful number, since it uses less digits than its factorization.

1214656380378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4185977 (or 4185960 counting only the distinct ones).

The product of its (nonzero) digits is 5806080, while the sum is 54.

The spelling of 1214656380378 in words is "one trillion, two hundred fourteen billion, six hundred fifty-six million, three hundred eighty thousand, three hundred seventy-eight".