6450531656133 has 16 divisors (see below), whose sum is σ = 8833233828096. Its totient is φ = 4184093891520.

The previous prime is 6450531656131. The next prime is 6450531656141. The reversal of 6450531656133 is 3316561350546.

It is not a de Polignac number, because 6450531656133 - 2¹ = 6450531656131 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6450531656131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25427428 + ... + 25679858.

It is an arithmetic number, because the mean of its divisors is an integer number (552077114256).

Almost surely, 2^{6450531656133} is an apocalyptic number.

It is an amenable number.

6450531656133 is a deficient number, since it is larger than the sum of its proper divisors (2382702171963).

6450531656133 is a wasteful number, since it uses less digits than its factorization.

6450531656133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 482684.

The product of its (nonzero) digits is 2916000, while the sum is 48.

The spelling of 6450531656133 in words is "six trillion, four hundred fifty billion, five hundred thirty-one million, six hundred fifty-six thousand, one hundred thirty-three".