133230156548 has 6 divisors (see below), whose sum is σ = 233152773966. Its totient is φ = 66615078272.

The previous prime is 133230156529. The next prime is 133230156559. The reversal of 133230156548 is 845651032331.

It can be written as a sum of positive squares in only one way, i.e., 111604101184 + 21626055364 = 334072^2 + 147058^2 .

It is a super-2 number, since 2×133230156548² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16653769565 + ... + 16653769572.

It is an arithmetic number, because the mean of its divisors is an integer number (38858795661).

Almost surely, 2^133230156548 is an apocalyptic number.

It is an amenable number.

133230156548 is a deficient number, since it is larger than the sum of its proper divisors (99922617418).

133230156548 is a wasteful number, since it uses less digits than its factorization.

133230156548 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33307539141 (or 33307539139 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 41.

Adding to 133230156548 its reverse (845651032331), we get a palindrome (978881188879).

The spelling of 133230156548 in words is "one hundred thirty-three billion, two hundred thirty million, one hundred fifty-six thousand, five hundred forty-eight".