146878568628 has 72 divisors (see below), whose sum is σ = 386886449376. Its totient is φ = 43305704640.

The previous prime is 146878568611. The next prime is 146878568657. The reversal of 146878568628 is 826865878641.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1313250 + ... + 1420697.

It is an arithmetic number, because the mean of its divisors is an integer number (5373422908).

Almost surely, 2^146878568628 is an apocalyptic number.

It is an amenable number.

146878568628 is an abundant number, since it is smaller than the sum of its proper divisors (240007880748).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

146878568628 is a wasteful number, since it uses less digits than its factorization.

146878568628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2734013 (or 2734000 counting only the distinct ones).

The product of its digits is 247726080, while the sum is 69.

The spelling of 146878568628 in words is "one hundred forty-six billion, eight hundred seventy-eight million, five hundred sixty-eight thousand, six hundred twenty-eight".