145531136136 has 16 divisors (see below), whose sum is σ = 363827840400. Its totient is φ = 48510378704.

The previous prime is 145531136117. The next prime is 145531136137. The reversal of 145531136136 is 631631135541.

It is a junction number, because it is equal to n+sod(n) for n = 145531136094 and 145531136103.

It is not an unprimeable number, because it can be changed into a prime (145531136137) 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, 3031898646 + ... + 3031898693.

It is an arithmetic number, because the mean of its divisors is an integer number (22739240025).

Almost surely, 2^145531136136 is an apocalyptic number.

It is an amenable number.

145531136136 is an abundant number, since it is smaller than the sum of its proper divisors (218296704264).

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

145531136136 is a wasteful number, since it uses less digits than its factorization.

145531136136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6063797348 (or 6063797344 counting only the distinct ones).

The product of its digits is 97200, while the sum is 39.

The spelling of 145531136136 in words is "one hundred forty-five billion, five hundred thirty-one million, one hundred thirty-six thousand, one hundred thirty-six".