378897156000 has 1536 divisors, whose sum is σ = 1621176560640. Its totient is φ = 84934656000.

The previous prime is 378897155969. The next prime is 378897156023. The reversal of 378897156000 is 651798873.

378897156000 is a `hidden beast` number, since 3 + 7 + 8 + 8 + 9 + 71 + 560 + 0 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 1474307872 + ... + 1474308128.

It is an arithmetic number, because the mean of its divisors is an integer number (1055453490).

Almost surely, 2^378897156000 is an apocalyptic number.

378897156000 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 378897156000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (810588280320).

378897156000 is an abundant number, since it is smaller than the sum of its proper divisors (1242279404640).

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

378897156000 is a wasteful number, since it uses less digits than its factorization.

378897156000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 392 (or 368 counting only the distinct ones).

The product of its (nonzero) digits is 2540160, while the sum is 54.

The spelling of 378897156000 in words is "three hundred seventy-eight billion, eight hundred ninety-seven million, one hundred fifty-six thousand".