127231002363640 has 32 divisors (see below), whose sum is σ = 327165434650080. Its totient is φ = 43622057953152.

The previous prime is 127231002363599. The next prime is 127231002363653. The reversal of 127231002363640 is 46363200132721.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 127231002363593 and 127231002363602.

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, 227198218227 + ... + 227198218786.

It is an arithmetic number, because the mean of its divisors is an integer number (10223919832815).

Almost surely, 2^{127231002363640} is an apocalyptic number.

127231002363640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

127231002363640 is an abundant number, since it is smaller than the sum of its proper divisors (199934432286440).

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

127231002363640 is a wasteful number, since it uses less digits than its factorization.

127231002363640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 454396437031 (or 454396437027 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 40.

The spelling of 127231002363640 in words is "one hundred twenty-seven trillion, two hundred thirty-one billion, two million, three hundred sixty-three thousand, six hundred forty".