16133405134551 has 32 divisors (see below), whose sum is σ = 23126138880000. Its totient is φ = 9972294121440.

The previous prime is 16133405134537. The next prime is 16133405134571. The reversal of 16133405134551 is 15543150433161.

It is not a de Polignac number, because 16133405134551 - 2¹³ = 16133405126359 is a prime.

It is a super-2 number, since 2×16133405134551² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16133405134501) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 69535506 + ... + 69767136.

It is an arithmetic number, because the mean of its divisors is an integer number (722691840000).

Almost surely, 2^{16133405134551} is an apocalyptic number.

16133405134551 is a deficient number, since it is larger than the sum of its proper divisors (6992733745449).

16133405134551 is a wasteful number, since it uses less digits than its factorization.

16133405134551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257699.

The product of its (nonzero) digits is 324000, while the sum is 42.

The spelling of 16133405134551 in words is "sixteen trillion, one hundred thirty-three billion, four hundred five million, one hundred thirty-four thousand, five hundred fifty-one".