127545650 has 24 divisors (see below), whose sum is σ = 238203504. Its totient is φ = 50810000.

The previous prime is 127545647. The next prime is 127545653. The reversal of 127545650 is 56545721.

It is an interprime number because it is at equal distance from previous prime (127545647) and next prime (127545653).

It is a self number, because there is not a number n which added to its sum of digits gives 127545650.

It is not an unprimeable number, because it can be changed into a prime (127545653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7469 + ... + 17631.

It is an arithmetic number, because the mean of its divisors is an integer number (9925146).

Almost surely, 2^127545650 is an apocalyptic number.

127545650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

127545650 is a deficient number, since it is larger than the sum of its proper divisors (110657854).

127545650 is a wasteful number, since it uses less digits than its factorization.

127545650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10426 (or 10421 counting only the distinct ones).

The product of its (nonzero) digits is 42000, while the sum is 35.

The square root of 127545650 is about 11293.6110257083. The cubic root of 127545650 is about 503.3714160134.

The spelling of 127545650 in words is "one hundred twenty-seven million, five hundred forty-five thousand, six hundred fifty".