6146896478 has 4 divisors (see below), whose sum is σ = 9220344720. Its totient is φ = 3073448238.

The previous prime is 6146896451. The next prime is 6146896501. The reversal of 6146896478 is 8746986416.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×6146896478² = 75568672622497608968, which contains 22 as substring.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 1536724118 + ... + 1536724121.

It is an arithmetic number, because the mean of its divisors is an integer number (2305086180).

Almost surely, 2^6146896478 is an apocalyptic number.

6146896478 is a deficient number, since it is larger than the sum of its proper divisors (3073448242).

6146896478 is a wasteful number, since it uses less digits than its factorization.

6146896478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3073448241.

The product of its digits is 13934592, while the sum is 59.

The square root of 6146896478 is about 78402.1458762450. The cubic root of 6146896478 is about 1831.8305588079.

The spelling of 6146896478 in words is "six billion, one hundred forty-six million, eight hundred ninety-six thousand, four hundred seventy-eight".