107621436434 has 4 divisors (see below), whose sum is σ = 161432154654. Its totient is φ = 53810718216.

The previous prime is 107621436431. The next prime is 107621436449. The reversal of 107621436434 is 434634126701.

It is a happy number.

107621436434 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 101451805225 + 6169631209 = 318515^2 + 78547^2 .

It is a junction number, because it is equal to n+sod(n) for n = 107621436391 and 107621436400.

It is not an unprimeable number, because it can be changed into a prime (107621436431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26905359107 + ... + 26905359110.

Almost surely, 2^107621436434 is an apocalyptic number.

107621436434 is a deficient number, since it is larger than the sum of its proper divisors (53810718220).

107621436434 is an equidigital number, since it uses as much as digits as its factorization.

107621436434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53810718219.

The product of its (nonzero) digits is 290304, while the sum is 41.

The spelling of 107621436434 in words is "one hundred seven billion, six hundred twenty-one million, four hundred thirty-six thousand, four hundred thirty-four".