373888656473 has 2 divisors, whose sum is σ = 373888656474. Its totient is φ = 373888656472.

The previous prime is 373888656373. The next prime is 373888656481. The reversal of 373888656473 is 374656888373.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 363046016089 + 10842640384 = 602533^2 + 104128^2 .

It is an emirp because it is prime and its reverse (374656888373) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-373888656473 is a prime.

It is not a weakly prime, because it can be changed into another prime (373888656173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 186944328236 + 186944328237.

It is an arithmetic number, because the mean of its divisors is an integer number (186944328237).

Almost surely, 2^373888656473 is an apocalyptic number.

It is an amenable number.

373888656473 is a deficient number, since it is larger than the sum of its proper divisors (1).

373888656473 is an equidigital number, since it uses as much as digits as its factorization.

373888656473 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 487710720, while the sum is 68.

The spelling of 373888656473 in words is "three hundred seventy-three billion, eight hundred eighty-eight million, six hundred fifty-six thousand, four hundred seventy-three".