24872257850872 has 8 divisors (see below), whose sum is σ = 46635483470400. Its totient is φ = 12436128925432.

The previous prime is 24872257850851. The next prime is 24872257850873. The reversal of 24872257850872 is 27805875227842.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 24872257850798 and 24872257850807.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (24872257850873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1554516115672 + ... + 1554516115687.

It is an arithmetic number, because the mean of its divisors is an integer number (5829435433800).

Almost surely, 2^{24872257850872} is an apocalyptic number.

It is an amenable number.

24872257850872 is a deficient number, since it is larger than the sum of its proper divisors (21763225619528).

24872257850872 is a wasteful number, since it uses less digits than its factorization.

24872257850872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3109032231365 (or 3109032231361 counting only the distinct ones).

The product of its (nonzero) digits is 280985600, while the sum is 67.

The spelling of 24872257850872 in words is "twenty-four trillion, eight hundred seventy-two billion, two hundred fifty-seven million, eight hundred fifty thousand, eight hundred seventy-two".