378626463 has 6 divisors (see below), whose sum is σ = 546904904. Its totient is φ = 252417636.

The previous prime is 378626459. The next prime is 378626527. The reversal of 378626463 is 364626873.

It is not a de Polignac number, because 378626463 - 2² = 378626459 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (378626453) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 21034795 + ... + 21034812.

Almost surely, 2^378626463 is an apocalyptic number.

378626463 is a deficient number, since it is larger than the sum of its proper divisors (168278441).

378626463 is a wasteful number, since it uses less digits than its factorization.

378626463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42069613 (or 42069610 counting only the distinct ones).

The product of its digits is 870912, while the sum is 45.

The square root of 378626463 is about 19458.3263154877. The cubic root of 378626463 is about 723.4418939658.

The spelling of 378626463 in words is "three hundred seventy-eight million, six hundred twenty-six thousand, four hundred sixty-three".