136240038870 has 64 divisors (see below), whose sum is σ = 352834272000. Its totient is φ = 33468755328.

The previous prime is 136240038839. The next prime is 136240038923. The reversal of 136240038870 is 78830042631.

It is a super-2 number, since 2×136240038870² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 155424 + ... + 544643.

It is an arithmetic number, because the mean of its divisors is an integer number (5513035500).

Almost surely, 2^136240038870 is an apocalyptic number.

136240038870 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

136240038870 is an abundant number, since it is smaller than the sum of its proper divisors (216594233130).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

136240038870 is a wasteful number, since it uses less digits than its factorization.

136240038870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 700589.

The product of its (nonzero) digits is 193536, while the sum is 42.

The spelling of 136240038870 in words is "one hundred thirty-six billion, two hundred forty million, thirty-eight thousand, eight hundred seventy".