378552229977312 has 72 divisors (see below), whose sum is σ = 1076533308343584. Its totient is φ = 126181098860544.

The previous prime is 378552229977223. The next prime is 378552229977329. The reversal of 378552229977312 is 213779922255873.

378552229977312 is a `hidden beast` number, since 3 + 7 + 8 + 5 + 522 + 2 + 9 + 97 + 7 + 3 + 1 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3267448 + ... + 27708855.

It is an arithmetic number, because the mean of its divisors is an integer number (14951851504772).

Almost surely, 2^{378552229977312} is an apocalyptic number.

378552229977312 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

378552229977312 is an abundant number, since it is smaller than the sum of its proper divisors (697981078366272).

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

378552229977312 is a wasteful number, since it uses less digits than its factorization.

378552229977312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31018752 (or 31018741 counting only the distinct ones).

The product of its digits is 800150400, while the sum is 72.

The spelling of 378552229977312 in words is "three hundred seventy-eight trillion, five hundred fifty-two billion, two hundred twenty-nine million, nine hundred seventy-seven thousand, three hundred twelve".