49357675397 has 2 divisors, whose sum is σ = 49357675398. Its totient is φ = 49357675396.

The previous prime is 49357675369. The next prime is 49357675457. The reversal of 49357675397 is 79357675394.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 26843873281 + 22513802116 = 163841^2 + 150046^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-49357675397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49357675597) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24678837698 + 24678837699.

It is an arithmetic number, because the mean of its divisors is an integer number (24678837699).

Almost surely, 2^49357675397 is an apocalyptic number.

It is an amenable number.

49357675397 is a deficient number, since it is larger than the sum of its proper divisors (1).

49357675397 is an equidigital number, since it uses as much as digits as its factorization.

49357675397 is an evil number, because the sum of its binary digits is even.

The product of its digits is 150028200, while the sum is 65.

The spelling of 49357675397 in words is "forty-nine billion, three hundred fifty-seven million, six hundred seventy-five thousand, three hundred ninety-seven".