6264378394 has 16 divisors (see below), whose sum is σ = 10321174080. Its totient is φ = 2838322080.

The previous prime is 6264378361. The next prime is 6264378431. The reversal of 6264378394 is 4938734626.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3582867 + ... + 3584614.

It is an arithmetic number, because the mean of its divisors is an integer number (645073380).

Almost surely, 2^6264378394 is an apocalyptic number.

6264378394 is a deficient number, since it is larger than the sum of its proper divisors (4056795686).

6264378394 is a wasteful number, since it uses less digits than its factorization.

6264378394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7167525.

The product of its digits is 5225472, while the sum is 52.

The square root of 6264378394 is about 79147.8262114633. The cubic root of 6264378394 is about 1843.4272129991.

The spelling of 6264378394 in words is "six billion, two hundred sixty-four million, three hundred seventy-eight thousand, three hundred ninety-four".