30632243357 has 2 divisors, whose sum is σ = 30632243358. Its totient is φ = 30632243356.

The previous prime is 30632243347. The next prime is 30632243377. The reversal of 30632243357 is 75334223603.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 27359144836 + 3273098521 = 165406^2 + 57211^2 .

It is a cyclic number.

It is not a de Polignac number, because 30632243357 - 2¹⁴ = 30632226973 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 30632243357.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30632243347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15316121678 + 15316121679.

It is an arithmetic number, because the mean of its divisors is an integer number (15316121679).

Almost surely, 2^30632243357 is an apocalyptic number.

It is an amenable number.

30632243357 is a deficient number, since it is larger than the sum of its proper divisors (1).

30632243357 is an equidigital number, since it uses as much as digits as its factorization.

30632243357 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 272160, while the sum is 38.

The spelling of 30632243357 in words is "thirty billion, six hundred thirty-two million, two hundred forty-three thousand, three hundred fifty-seven".