38014537861 has 2 divisors, whose sum is σ = 38014537862. Its totient is φ = 38014537860.

The previous prime is 38014537853. The next prime is 38014537901. The reversal of 38014537861 is 16873541083.

38014537861 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., 37512329761 + 502208100 = 193681^2 + 22410^2 .

It is a cyclic number.

It is not a de Polignac number, because 38014537861 - 2³ = 38014537853 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38014537361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19007268930 + 19007268931.

It is an arithmetic number, because the mean of its divisors is an integer number (19007268931).

Almost surely, 2^38014537861 is an apocalyptic number.

It is an amenable number.

38014537861 is a deficient number, since it is larger than the sum of its proper divisors (1).

38014537861 is an equidigital number, since it uses as much as digits as its factorization.

38014537861 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 483840, while the sum is 46.

The spelling of 38014537861 in words is "thirty-eight billion, fourteen million, five hundred thirty-seven thousand, eight hundred sixty-one".