136564601235 has 16 divisors (see below), whose sum is σ = 218507998464. Its totient is φ = 72832908512.

The previous prime is 136564601233. The next prime is 136564601269. The reversal of 136564601235 is 532106465631.

It is a cyclic number.

It is not a de Polignac number, because 136564601235 - 2¹ = 136564601233 is a prime.

It is not an unprimeable number, because it can be changed into a prime (136564601233) 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, 1167634 + ... + 1279256.

It is an arithmetic number, because the mean of its divisors is an integer number (13656749904).

Almost surely, 2^136564601235 is an apocalyptic number.

136564601235 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

136564601235 is a deficient number, since it is larger than the sum of its proper divisors (81943397229).

136564601235 is a wasteful number, since it uses less digits than its factorization.

136564601235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193194.

The product of its (nonzero) digits is 388800, while the sum is 42.

The spelling of 136564601235 in words is "one hundred thirty-six billion, five hundred sixty-four million, six hundred one thousand, two hundred thirty-five".