19483730614357 has 2 divisors, whose sum is σ = 19483730614358. Its totient is φ = 19483730614356.

The previous prime is 19483730614319. The next prime is 19483730614421. The reversal of 19483730614357 is 75341603738491.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16980671219121 + 2503059395236 = 4120761^2 + 1582106^2 .

It is a cyclic number.

It is not a de Polignac number, because 19483730614357 - 2²⁷ = 19483596396629 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 19483730614295 and 19483730614304.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (19483730624357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9741865307178 + 9741865307179.

It is an arithmetic number, because the mean of its divisors is an integer number (9741865307179).

Almost surely, 2^{19483730614357} is an apocalyptic number.

It is an amenable number.

19483730614357 is a deficient number, since it is larger than the sum of its proper divisors (1).

19483730614357 is an equidigital number, since it uses as much as digits as its factorization.

19483730614357 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 45722880, while the sum is 61.

The spelling of 19483730614357 in words is "nineteen trillion, four hundred eighty-three billion, seven hundred thirty million, six hundred fourteen thousand, three hundred fifty-seven".