7738214626157 has 2 divisors, whose sum is σ = 7738214626158. Its totient is φ = 7738214626156.

The previous prime is 7738214626147. The next prime is 7738214626291. The reversal of 7738214626157 is 7516264128377.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5781206683396 + 1957007942761 = 2404414^2 + 1398931^2 .

It is a cyclic number.

It is not a de Polignac number, because 7738214626157 - 2²⁰ = 7738213577581 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 7738214626096 and 7738214626105.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7738214626147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3869107313078 + 3869107313079.

It is an arithmetic number, because the mean of its divisors is an integer number (3869107313079).

Almost surely, 2^{7738214626157} is an apocalyptic number.

It is an amenable number.

7738214626157 is a deficient number, since it is larger than the sum of its proper divisors (1).

7738214626157 is an equidigital number, since it uses as much as digits as its factorization.

7738214626157 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 23708160, while the sum is 59.

The spelling of 7738214626157 in words is "seven trillion, seven hundred thirty-eight billion, two hundred fourteen million, six hundred twenty-six thousand, one hundred fifty-seven".