2625547349 has 2 divisors, whose sum is σ = 2625547350. Its totient is φ = 2625547348.

The previous prime is 2625547339. The next prime is 2625547361. The reversal of 2625547349 is 9437455262.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2618880625 + 6666724 = 51175^2 + 2582^2 .

It is a cyclic number.

It is not a de Polignac number, because 2625547349 - 2²⁴ = 2608770133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2625547339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1312773674 + 1312773675.

It is an arithmetic number, because the mean of its divisors is an integer number (1312773675).

Almost surely, 2^2625547349 is an apocalyptic number.

It is an amenable number.

2625547349 is a deficient number, since it is larger than the sum of its proper divisors (1).

2625547349 is an equidigital number, since it uses as much as digits as its factorization.

2625547349 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1814400, while the sum is 47.

The square root of 2625547349 is about 51240.0951306689. The cubic root of 2625547349 is about 1379.5579605361.

The spelling of 2625547349 in words is "two billion, six hundred twenty-five million, five hundred forty-seven thousand, three hundred forty-nine".