48649046437 has 2 divisors, whose sum is σ = 48649046438. Its totient is φ = 48649046436.

The previous prime is 48649046423. The next prime is 48649046471. The reversal of 48649046437 is 73464094684.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38353697281 + 10295349156 = 195841^2 + 101466^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-48649046437 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (48649046837) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24324523218 + 24324523219.

It is an arithmetic number, because the mean of its divisors is an integer number (24324523219).

Almost surely, 2^48649046437 is an apocalyptic number.

It is an amenable number.

48649046437 is a deficient number, since it is larger than the sum of its proper divisors (1).

48649046437 is an equidigital number, since it uses as much as digits as its factorization.

48649046437 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13934592, while the sum is 55.

The spelling of 48649046437 in words is "forty-eight billion, six hundred forty-nine million, forty-six thousand, four hundred thirty-seven".