373397302549 has 2 divisors, whose sum is σ = 373397302550. Its totient is φ = 373397302548.

The previous prime is 373397302517. The next prime is 373397302561. The reversal of 373397302549 is 945203793373.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 201053592100 + 172343710449 = 448390^2 + 415143^2 .

It is a cyclic number.

It is not a de Polignac number, because 373397302549 - 2⁵ = 373397302517 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 373397302549.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (373397305549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 186698651274 + 186698651275.

It is an arithmetic number, because the mean of its divisors is an integer number (186698651275).

Almost surely, 2^373397302549 is an apocalyptic number.

It is an amenable number.

373397302549 is a deficient number, since it is larger than the sum of its proper divisors (1).

373397302549 is an equidigital number, since it uses as much as digits as its factorization.

373397302549 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12859560, while the sum is 55.

The spelling of 373397302549 in words is "three hundred seventy-three billion, three hundred ninety-seven million, three hundred two thousand, five hundred forty-nine".