133565055550146 has 96 divisors (see below), whose sum is σ = 334273229761536. Its totient is φ = 38093025600000.

The previous prime is 133565055550139. The next prime is 133565055550211. The reversal of 133565055550146 is 641055550565331.

133565055550146 is a `hidden beast` number, since 1 + 3 + 35 + 6 + 5 + 0 + 55 + 550 + 1 + 4 + 6 = 666.

It is a super-2 number, since 2×133565055550146² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 133565055550092 and 133565055550101.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 519921951 + ... + 520178781.

It is an arithmetic number, because the mean of its divisors is an integer number (3482012810016).

Almost surely, 2^{133565055550146} is an apocalyptic number.

133565055550146 is an abundant number, since it is smaller than the sum of its proper divisors (200708174211390).

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

133565055550146 is a wasteful number, since it uses less digits than its factorization.

133565055550146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 411368 (or 411365 counting only the distinct ones).

The product of its (nonzero) digits is 20250000, while the sum is 54.

The spelling of 133565055550146 in words is "one hundred thirty-three trillion, five hundred sixty-five billion, fifty-five million, five hundred fifty thousand, one hundred forty-six".