378425181634 has 8 divisors (see below), whose sum is σ = 601028229708. Its totient is φ = 178082438400.

The previous prime is 378425181593. The next prime is 378425181643. The reversal of 378425181634 is 436181524873.

It can be written as a sum of positive squares in 2 ways, for example, as 365003264025 + 13421917609 = 604155^2 + 115853^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5565076167 + ... + 5565076234.

Almost surely, 2^378425181634 is an apocalyptic number.

378425181634 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

378425181634 is a deficient number, since it is larger than the sum of its proper divisors (222603048074).

378425181634 is a wasteful number, since it uses less digits than its factorization.

378425181634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11130152420.

The product of its digits is 3870720, while the sum is 52.

The spelling of 378425181634 in words is "three hundred seventy-eight billion, four hundred twenty-five million, one hundred eighty-one thousand, six hundred thirty-four".