546501640 has 64 divisors (see below), whose sum is σ = 1245404160. Its totient is φ = 215819520.

The previous prime is 546501629. The next prime is 546501649. The reversal of 546501640 is 46105645.

It is not an unprimeable number, because it can be changed into a prime (546501649) 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, 1757085 + ... + 1757395.

It is an arithmetic number, because the mean of its divisors is an integer number (19459440).

Almost surely, 2^546501640 is an apocalyptic number.

It is an amenable number.

546501640 is an abundant number, since it is smaller than the sum of its proper divisors (698902520).

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

546501640 is a wasteful number, since it uses less digits than its factorization.

546501640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 742 (or 738 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 546501640 is about 23377.3745317989. The cubic root of 546501640 is about 817.5804345600.

The spelling of 546501640 in words is "five hundred forty-six million, five hundred one thousand, six hundred forty".