538158213587707 has 8 divisors (see below), whose sum is σ = 556215167475072. Its totient is φ = 520144822920000.

The previous prime is 538158213587699. The next prime is 538158213587719. The reversal of 538158213587707 is 707785312851835.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 538158213587707 - 2³ = 538158213587699 is a prime.

It is a super-2 number, since 2×538158213587707² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (538158213587807) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10890779794 + ... + 10890829207.

It is an arithmetic number, because the mean of its divisors is an integer number (69526895934384).

Almost surely, 2^{538158213587707} is an apocalyptic number.

538158213587707 is a deficient number, since it is larger than the sum of its proper divisors (18056953887365).

538158213587707 is a wasteful number, since it uses less digits than its factorization.

538158213587707 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21781609829.

The product of its (nonzero) digits is 395136000, while the sum is 70.

The spelling of 538158213587707 in words is "five hundred thirty-eight trillion, one hundred fifty-eight billion, two hundred thirteen million, five hundred eighty-seven thousand, seven hundred seven".