38796963421 has 2 divisors, whose sum is σ = 38796963422. Its totient is φ = 38796963420.

The previous prime is 38796963397. The next prime is 38796963461. The reversal of 38796963421 is 12436969783.

It is a happy number.

38796963421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36101900025 + 2695063396 = 190005^2 + 51914^2 .

It is a cyclic number.

It is not a de Polignac number, because 38796963421 - 2²⁵ = 38763408989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38796963461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19398481710 + 19398481711.

It is an arithmetic number, because the mean of its divisors is an integer number (19398481711).

Almost surely, 2^38796963421 is an apocalyptic number.

It is an amenable number.

38796963421 is a deficient number, since it is larger than the sum of its proper divisors (1).

38796963421 is an equidigital number, since it uses as much as digits as its factorization.

38796963421 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11757312, while the sum is 58.

The spelling of 38796963421 in words is "thirty-eight billion, seven hundred ninety-six million, nine hundred sixty-three thousand, four hundred twenty-one".