126632597620 has 12 divisors (see below), whose sum is σ = 265928455044. Its totient is φ = 50653039040.

The previous prime is 126632597617. The next prime is 126632597653. The reversal of 126632597620 is 26795236621.

126632597620 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 80171657316 + 46460940304 = 283146^2 + 215548^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3165814921 + ... + 3165814960.

It is an arithmetic number, because the mean of its divisors is an integer number (22160704587).

Almost surely, 2^126632597620 is an apocalyptic number.

126632597620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

126632597620 is an abundant number, since it is smaller than the sum of its proper divisors (139295857424).

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

126632597620 is a wasteful number, since it uses less digits than its factorization.

126632597620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6331629890 (or 6331629888 counting only the distinct ones).

The product of its (nonzero) digits is 1632960, while the sum is 49.

The spelling of 126632597620 in words is "one hundred twenty-six billion, six hundred thirty-two million, five hundred ninety-seven thousand, six hundred twenty".