5431061335680 has 128 divisors (see below), whose sum is σ = 19235008958400. Its totient is φ = 1448283018240.

The previous prime is 5431061335663. The next prime is 5431061335691. The reversal of 5431061335680 is 865331601345.

5431061335680 is a `hidden beast` number, since 5 + 43 + 10 + 6 + 1 + 33 + 568 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (128).

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 157131486 + ... + 157166045.

Almost surely, 2^{5431061335680} is an apocalyptic number.

It is an amenable number.

5431061335680 is an abundant number, since it is smaller than the sum of its proper divisors (13803947622720).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5431061335680 is a wasteful number, since it uses less digits than its factorization.

5431061335680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314297559 (or 314297541 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 45.

The spelling of 5431061335680 in words is "five trillion, four hundred thirty-one billion, sixty-one million, three hundred thirty-five thousand, six hundred eighty".