1426376378 has 24 divisors (see below), whose sum is σ = 2499336000. Its totient is φ = 608736408.

The previous prime is 1426376353. The next prime is 1426376383. The reversal of 1426376378 is 8736736241.

It is a Curzon 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, 7028 + ... + 53871.

It is an arithmetic number, because the mean of its divisors is an integer number (104139000).

Almost surely, 2^1426376378 is an apocalyptic number.

1426376378 is a deficient number, since it is larger than the sum of its proper divisors (1072959622).

1426376378 is a wasteful number, since it uses less digits than its factorization.

1426376378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61154 (or 61147 counting only the distinct ones).

The product of its digits is 1016064, while the sum is 47.

The square root of 1426376378 is about 37767.3983483109. The cubic root of 1426376378 is about 1125.6707448337.

The spelling of 1426376378 in words is "one billion, four hundred twenty-six million, three hundred seventy-six thousand, three hundred seventy-eight".