6460578146 has 32 divisors (see below), whose sum is σ = 11038032000. Its totient is φ = 2807284480.

The previous prime is 6460578143. The next prime is 6460578191. The reversal of 6460578146 is 6418750646.

It is a self number, because there is not a number n which added to its sum of digits gives 6460578146.

It is not an unprimeable number, because it can be changed into a prime (6460578143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1287290 + ... + 1292298.

It is an arithmetic number, because the mean of its divisors is an integer number (344938500).

Almost surely, 2^6460578146 is an apocalyptic number.

6460578146 is a deficient number, since it is larger than the sum of its proper divisors (4577453854).

6460578146 is a wasteful number, since it uses less digits than its factorization.

6460578146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7594.

The product of its (nonzero) digits is 967680, while the sum is 47.

The square root of 6460578146 is about 80377.7217019741. The cubic root of 6460578146 is about 1862.4750403454.

The spelling of 6460578146 in words is "six billion, four hundred sixty million, five hundred seventy-eight thousand, one hundred forty-six".