136149220084 has 24 divisors (see below), whose sum is σ = 263245042368. Its totient is φ = 61284558720.

The previous prime is 136149220073. The next prime is 136149220121. The reversal of 136149220084 is 480022941631.

It is a super-2 number, since 2×136149220084² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43524402 + ... + 43527529.

It is an arithmetic number, because the mean of its divisors is an integer number (10968543432).

Almost surely, 2^136149220084 is an apocalyptic number.

It is an amenable number.

136149220084 is a deficient number, since it is larger than the sum of its proper divisors (127095822284).

136149220084 is a wasteful number, since it uses less digits than its factorization.

136149220084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87051975 (or 87051973 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 40.

The spelling of 136149220084 in words is "one hundred thirty-six billion, one hundred forty-nine million, two hundred twenty thousand, eighty-four".