378986363910 has 864 divisors, whose sum is σ = 1311306796800. Its totient is φ = 75610402560.

The previous prime is 378986363897. The next prime is 378986363923. The reversal of 378986363910 is 19363689873.

378986363910 is a `hidden beast` number, since 37 + 89 + 86 + 363 + 91 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (378986363897) and next prime (378986363923).

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 431 ways as a sum of consecutive naturals, for example, 1904453991 + ... + 1904454189.

It is an arithmetic number, because the mean of its divisors is an integer number (1517716200).

Almost surely, 2^378986363910 is an apocalyptic number.

378986363910 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 378986363910, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (655653398400).

378986363910 is an abundant number, since it is smaller than the sum of its proper divisors (932320432890).

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

378986363910 is a wasteful number, since it uses less digits than its factorization.

378986363910 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 374 (or 353 counting only the distinct ones).

The product of its (nonzero) digits is 35271936, while the sum is 63.

The spelling of 378986363910 in words is "three hundred seventy-eight billion, nine hundred eighty-six million, three hundred sixty-three thousand, nine hundred ten".