65578428476 has 48 divisors (see below), whose sum is σ = 128280058368. Its totient is φ = 29075760000.

The previous prime is 65578428473. The next prime is 65578428499. The reversal of 65578428476 is 67482487556.

65578428476 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65578428473) 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, 1397816 + ... + 1443968.

It is an arithmetic number, because the mean of its divisors is an integer number (2672501216).

Almost surely, 2^65578428476 is an apocalyptic number.

It is an amenable number.

65578428476 is a deficient number, since it is larger than the sum of its proper divisors (62701629892).

65578428476 is a wasteful number, since it uses less digits than its factorization.

65578428476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46962 (or 46960 counting only the distinct ones).

The product of its digits is 90316800, while the sum is 62.

The spelling of 65578428476 in words is "sixty-five billion, five hundred seventy-eight million, four hundred twenty-eight thousand, four hundred seventy-six".