24872257850873 has 2 divisors, whose sum is σ = 24872257850874. Its totient is φ = 24872257850872.

The previous prime is 24872257850851. The next prime is 24872257850933. The reversal of 24872257850873 is 37805875227842.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14389375248889 + 10482882601984 = 3793333^2 + 3237728^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-24872257850873 is a prime.

It is not a weakly prime, because it can be changed into another prime (24872257840873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12436128925436 + 12436128925437.

It is an arithmetic number, because the mean of its divisors is an integer number (12436128925437).

Almost surely, 2^{24872257850873} is an apocalyptic number.

It is an amenable number.

24872257850873 is a deficient number, since it is larger than the sum of its proper divisors (1).

24872257850873 is an equidigital number, since it uses as much as digits as its factorization.

24872257850873 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 421478400, while the sum is 68.

The spelling of 24872257850873 in words is "twenty-four trillion, eight hundred seventy-two billion, two hundred fifty-seven million, eight hundred fifty thousand, eight hundred seventy-three".