47908794751 has 2 divisors, whose sum is σ = 47908794752. Its totient is φ = 47908794750.

The previous prime is 47908794737. The next prime is 47908794779. The reversal of 47908794751 is 15749780974.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 47908794751 - 2²⁹ = 47371923839 is a prime.

It is a super-2 number, since 2×47908794751² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 47908794751.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47908794151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23954397375 + 23954397376.

It is an arithmetic number, because the mean of its divisors is an integer number (23954397376).

Almost surely, 2^47908794751 is an apocalyptic number.

47908794751 is a deficient number, since it is larger than the sum of its proper divisors (1).

47908794751 is an equidigital number, since it uses as much as digits as its factorization.

47908794751 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17781120, while the sum is 61.

The spelling of 47908794751 in words is "forty-seven billion, nine hundred eight million, seven hundred ninety-four thousand, seven hundred fifty-one".