127240349436 has 36 divisors (see below), whose sum is σ = 323412335064. Its totient is φ = 42179119200.

The previous prime is 127240349417. The next prime is 127240349447. The reversal of 127240349436 is 634943042721.

127240349436 is a `hidden beast` number, since 1 + 27 + 240 + 349 + 43 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a junction number, because it is equal to n+sod(n) for n = 127240349391 and 127240349400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9757170 + ... + 9770201.

It is an arithmetic number, because the mean of its divisors is an integer number (8983675974).

Almost surely, 2^127240349436 is an apocalyptic number.

It is an amenable number.

127240349436 is an abundant number, since it is smaller than the sum of its proper divisors (196171985628).

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

127240349436 is a wasteful number, since it uses less digits than its factorization.

127240349436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19527562 (or 19527557 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 45.

The spelling of 127240349436 in words is "one hundred twenty-seven billion, two hundred forty million, three hundred forty-nine thousand, four hundred thirty-six".