130136415336621 has 24 divisors (see below), whose sum is σ = 190839871023360. Its totient is φ = 85436087052096.

The previous prime is 130136415336589. The next prime is 130136415336667. The reversal of 130136415336621 is 126633514631031.

It is a happy number.

130136415336621 is a `hidden beast` number, since 1 + 3 + 0 + 1 + 3 + 6 + 4 + 15 + 3 + 3 + 6 + 621 = 666.

It is not a de Polignac number, because 130136415336621 - 2⁵ = 130136415336589 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130136415336671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 31691485 + ... + 35561538.

It is an arithmetic number, because the mean of its divisors is an integer number (7951661292640).

Almost surely, 2^{130136415336621} is an apocalyptic number.

It is an amenable number.

130136415336621 is a deficient number, since it is larger than the sum of its proper divisors (60703455686739).

130136415336621 is a wasteful number, since it uses less digits than its factorization.

130136415336621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67256305 (or 67256302 counting only the distinct ones).

The product of its (nonzero) digits is 699840, while the sum is 45.

Adding to 130136415336621 its reverse (126633514631031), we get a palindrome (256769929967652).

The spelling of 130136415336621 in words is "one hundred thirty trillion, one hundred thirty-six billion, four hundred fifteen million, three hundred thirty-six thousand, six hundred twenty-one".