136965492438 has 8 divisors (see below), whose sum is σ = 273930984888. Its totient is φ = 45655164144.

The previous prime is 136965492409. The next prime is 136965492439. The reversal of 136965492438 is 834294569631.

136965492438 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

136965492438 is an admirable number.

It is a super-2 number, since 2×136965492438² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136965492439) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11413791031 + ... + 11413791042.

It is an arithmetic number, because the mean of its divisors is an integer number (34241373111).

Almost surely, 2^136965492438 is an apocalyptic number.

136965492438 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

136965492438 is a wasteful number, since it uses less digits than its factorization.

136965492438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22827582078.

The product of its digits is 33592320, while the sum is 60.

The spelling of 136965492438 in words is "one hundred thirty-six billion, nine hundred sixty-five million, four hundred ninety-two thousand, four hundred thirty-eight".