2661450632133 has 8 divisors (see below), whose sum is σ = 3549079314048. Its totient is φ = 1774061185824.

The previous prime is 2661450632081. The next prime is 2661450632147. The reversal of 2661450632133 is 3312360541662.

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

It is not a de Polignac number, because 2661450632133 - 2⁶ = 2661450632069 is a prime.

It is a super-3 number, since 3×2661450632133³ (a number of 38 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2661450632233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59782941 + ... + 59827442.

It is an arithmetic number, because the mean of its divisors is an integer number (443634914256).

Almost surely, 2^{2661450632133} is an apocalyptic number.

It is an amenable number.

2661450632133 is a deficient number, since it is larger than the sum of its proper divisors (887628681915).

2661450632133 is a wasteful number, since it uses less digits than its factorization.

2661450632133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119617803.

The product of its (nonzero) digits is 466560, while the sum is 42.

The spelling of 2661450632133 in words is "two trillion, six hundred sixty-one billion, four hundred fifty million, six hundred thirty-two thousand, one hundred thirty-three".