49307360251 has 2 divisors, whose sum is σ = 49307360252. Its totient is φ = 49307360250.

The previous prime is 49307360213. The next prime is 49307360261. The reversal of 49307360251 is 15206370394.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-49307360251 is a prime.

It is a super-3 number, since 3×49307360251³ (a number of 33 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (49307360261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24653680125 + 24653680126.

It is an arithmetic number, because the mean of its divisors is an integer number (24653680126).

Almost surely, 2^49307360251 is an apocalyptic number.

49307360251 is a deficient number, since it is larger than the sum of its proper divisors (1).

49307360251 is an equidigital number, since it uses as much as digits as its factorization.

49307360251 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 136080, while the sum is 40.

The spelling of 49307360251 in words is "forty-nine billion, three hundred seven million, three hundred sixty thousand, two hundred fifty-one".