373888640539 has 2 divisors, whose sum is σ = 373888640540. Its totient is φ = 373888640538.

The previous prime is 373888640537. The next prime is 373888640579. The reversal of 373888640539 is 935046888373.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 373888640539 - 2¹ = 373888640537 is a prime.

Together with 373888640537, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (373888640537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 186944320269 + 186944320270.

It is an arithmetic number, because the mean of its divisors is an integer number (186944320270).

Almost surely, 2^373888640539 is an apocalyptic number.

373888640539 is a deficient number, since it is larger than the sum of its proper divisors (1).

373888640539 is an equidigital number, since it uses as much as digits as its factorization.

373888640539 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 104509440, while the sum is 64.

The spelling of 373888640539 in words is "three hundred seventy-three billion, eight hundred eighty-eight million, six hundred forty thousand, five hundred thirty-nine".