136540145083727 has 16 divisors (see below), whose sum is σ = 171182885241600. Its totient is φ = 105800533218240.

The previous prime is 136540145083673. The next prime is 136540145083781. The reversal of 136540145083727 is 727380541045631.

It is an interprime number because it is at equal distance from previous prime (136540145083673) and next prime (136540145083781).

It is not a de Polignac number, because 136540145083727 - 2¹⁶ = 136540145018191 is a prime.

It is a super-2 number, since 2×136540145083727² (a number of 29 digits) contains 22 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 (136540145083427) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4953194702 + ... + 4953222267.

It is an arithmetic number, because the mean of its divisors is an integer number (10698930327600).

Almost surely, 2^{136540145083727} is an apocalyptic number.

136540145083727 is a deficient number, since it is larger than the sum of its proper divisors (34642740157873).

136540145083727 is a wasteful number, since it uses less digits than its factorization.

136540145083727 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9906417166.

The product of its (nonzero) digits is 16934400, while the sum is 56.

The spelling of 136540145083727 in words is "one hundred thirty-six trillion, five hundred forty billion, one hundred forty-five million, eighty-three thousand, seven hundred twenty-seven".