20241531000664 has 64 divisors (see below), whose sum is σ = 38348364600000. Its totient is φ = 10015868246016.

The previous prime is 20241531000643. The next prime is 20241531000667. The reversal of 20241531000664 is 46600013514202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20241531000667) 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, 1245701212 + ... + 1245717460.

It is an arithmetic number, because the mean of its divisors is an integer number (599193196875).

Almost surely, 2^{20241531000664} is an apocalyptic number.

It is an amenable number.

20241531000664 is a deficient number, since it is larger than the sum of its proper divisors (18106833599336).

20241531000664 is a wasteful number, since it uses less digits than its factorization.

20241531000664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20524 (or 20520 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 34.

Adding to 20241531000664 its reverse (46600013514202), we get a palindrome (66841544514866).

The spelling of 20241531000664 in words is "twenty trillion, two hundred forty-one billion, five hundred thirty-one million, six hundred sixty-four", and thus it is an aban number.