133234151151551 has 8 divisors (see below), whose sum is σ = 134415333546624. Its totient is φ = 132053005934080.

The previous prime is 133234151151499. The next prime is 133234151151557. The reversal of 133234151151551 is 155151151432331.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133234151151551 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 133234151151499 and 133234151151508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133234151151557) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2070410 + ... + 16454631.

It is an arithmetic number, because the mean of its divisors is an integer number (16801916693328).

Almost surely, 2^{133234151151551} is an apocalyptic number.

133234151151551 is a deficient number, since it is larger than the sum of its proper divisors (1181182395073).

133234151151551 is a wasteful number, since it uses less digits than its factorization.

133234151151551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18588801.

The product of its digits is 135000, while the sum is 41.

The spelling of 133234151151551 in words is "one hundred thirty-three trillion, two hundred thirty-four billion, one hundred fifty-one million, one hundred fifty-one thousand, five hundred fifty-one".