10238787851 has 2 divisors, whose sum is σ = 10238787852. Its totient is φ = 10238787850.

The previous prime is 10238787833. The next prime is 10238787857. The reversal of 10238787851 is 15878783201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10238787851 - 2²² = 10234593547 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10238787851.

It is not a weakly prime, because it can be changed into another prime (10238787857) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5119393925 + 5119393926.

It is an arithmetic number, because the mean of its divisors is an integer number (5119393926).

Almost surely, 2^10238787851 is an apocalyptic number.

10238787851 is a deficient number, since it is larger than the sum of its proper divisors (1).

10238787851 is an equidigital number, since it uses as much as digits as its factorization.

10238787851 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 752640, while the sum is 50.

The spelling of 10238787851 in words is "ten billion, two hundred thirty-eight million, seven hundred eighty-seven thousand, eight hundred fifty-one".