1386535426351 has 4 divisors (see below), whose sum is σ = 1388897497512. Its totient is φ = 1384173355192.

The previous prime is 1386535426349. The next prime is 1386535426357. The reversal of 1386535426351 is 1536245356831.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1386535426351 - 2¹ = 1386535426349 is a prime.

It is a super-4 number, since 4×1386535426351⁴ (a number of 50 digits) contains 4444 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1386535426357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1181034700 + ... + 1181035873.

It is an arithmetic number, because the mean of its divisors is an integer number (347224374378).

Almost surely, 2^{1386535426351} is an apocalyptic number.

1386535426351 is a deficient number, since it is larger than the sum of its proper divisors (2362071161).

1386535426351 is an equidigital number, since it uses as much as digits as its factorization.

1386535426351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2362071160.

The product of its digits is 7776000, while the sum is 52.

The spelling of 1386535426351 in words is "one trillion, three hundred eighty-six billion, five hundred thirty-five million, four hundred twenty-six thousand, three hundred fifty-one".