146148556 has 6 divisors (see below), whose sum is σ = 255759980. Its totient is φ = 73074276.

The previous prime is 146148533. The next prime is 146148577. The reversal of 146148556 is 655841641.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18268566 + ... + 18268573.

Almost surely, 2^146148556 is an apocalyptic number.

It is an amenable number.

146148556 is a deficient number, since it is larger than the sum of its proper divisors (109611424).

146148556 is a wasteful number, since it uses less digits than its factorization.

146148556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36537143 (or 36537141 counting only the distinct ones).

The product of its digits is 115200, while the sum is 40.

The square root of 146148556 is about 12089.1917016813. The cubic root of 146148556 is about 526.7422763494.

The spelling of 146148556 in words is "one hundred forty-six million, one hundred forty-eight thousand, five hundred fifty-six".