7138370111787 has 6 divisors (see below), whose sum is σ = 10310979050372. Its totient is φ = 4758913407852.

The previous prime is 7138370111759. The next prime is 7138370111801. The reversal of 7138370111787 is 7871110738317.

7138370111787 is a `hidden beast` number, since 7 + 1 + 383 + 70 + 1 + 117 + 87 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-7138370111787 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7138370111087) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 396576117313 + ... + 396576117330.

Almost surely, 2^{7138370111787} is an apocalyptic number.

7138370111787 is a deficient number, since it is larger than the sum of its proper divisors (3172608938585).

7138370111787 is a wasteful number, since it uses less digits than its factorization.

7138370111787 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 793152234649 (or 793152234646 counting only the distinct ones).

The product of its (nonzero) digits is 1382976, while the sum is 54.

The spelling of 7138370111787 in words is "seven trillion, one hundred thirty-eight billion, three hundred seventy million, one hundred eleven thousand, seven hundred eighty-seven".