38013451757 has 2 divisors, whose sum is σ = 38013451758. Its totient is φ = 38013451756.

The previous prime is 38013451747. The next prime is 38013451769. The reversal of 38013451757 is 75715431083.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36153599881 + 1859851876 = 190141^2 + 43126^2 .

It is a cyclic number.

It is not a de Polignac number, because 38013451757 - 2¹⁶ = 38013386221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38013451727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19006725878 + 19006725879.

It is an arithmetic number, because the mean of its divisors is an integer number (19006725879).

Almost surely, 2^38013451757 is an apocalyptic number.

It is an amenable number.

38013451757 is a deficient number, since it is larger than the sum of its proper divisors (1).

38013451757 is an equidigital number, since it uses as much as digits as its factorization.

38013451757 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 352800, while the sum is 44.

The spelling of 38013451757 in words is "thirty-eight billion, thirteen million, four hundred fifty-one thousand, seven hundred fifty-seven".