541781650064 has 10 divisors (see below), whose sum is σ = 1049701947030. Its totient is φ = 270890825024.

The previous prime is 541781650061. The next prime is 541781650087. The reversal of 541781650064 is 460056187145.

It can be written as a sum of positive squares in only one way, i.e., 511711315600 + 30070334464 = 715340^2 + 173408^2 .

It is not an unprimeable number, because it can be changed into a prime (541781650061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16930676549 + ... + 16930676580.

It is an arithmetic number, because the mean of its divisors is an integer number (104970194703).

Almost surely, 2^541781650064 is an apocalyptic number.

It is an amenable number.

541781650064 is a deficient number, since it is larger than the sum of its proper divisors (507920296966).

541781650064 is a wasteful number, since it uses less digits than its factorization.

541781650064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33861353137 (or 33861353131 counting only the distinct ones).

The product of its (nonzero) digits is 806400, while the sum is 47.

The spelling of 541781650064 in words is "five hundred forty-one billion, seven hundred eighty-one million, six hundred fifty thousand, sixty-four".