133256473162 has 8 divisors (see below), whose sum is σ = 204759946692. Its totient is φ = 65003157600.

The previous prime is 133256473109. The next prime is 133256473213. The reversal of 133256473162 is 261374652331.

It can be written as a sum of positive squares in 2 ways, for example, as 120889031481 + 12367441681 = 347691^2 + 111209^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 812539389 + ... + 812539552.

Almost surely, 2^133256473162 is an apocalyptic number.

133256473162 is a deficient number, since it is larger than the sum of its proper divisors (71503473530).

133256473162 is a wasteful number, since it uses less digits than its factorization.

133256473162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1625078984.

The product of its digits is 544320, while the sum is 43.

The spelling of 133256473162 in words is "one hundred thirty-three billion, two hundred fifty-six million, four hundred seventy-three thousand, one hundred sixty-two".