545822636 has 6 divisors (see below), whose sum is σ = 955189620. Its totient is φ = 272911316.

The previous prime is 545822593. The next prime is 545822677. The reversal of 545822636 is 636228545.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 545822593 and 545822602.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68227826 + ... + 68227833.

It is an arithmetic number, because the mean of its divisors is an integer number (159198270).

Almost surely, 2^545822636 is an apocalyptic number.

It is an amenable number.

545822636 is a deficient number, since it is larger than the sum of its proper divisors (409366984).

545822636 is a wasteful number, since it uses less digits than its factorization.

545822636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136455663 (or 136455661 counting only the distinct ones).

The product of its digits is 345600, while the sum is 41.

The square root of 545822636 is about 23362.8473435923. The cubic root of 545822636 is about 817.2416917787.

The spelling of 545822636 in words is "five hundred forty-five million, eight hundred twenty-two thousand, six hundred thirty-six".