127093853890 has 8 divisors (see below), whose sum is σ = 228768937020. Its totient is φ = 50837541552.

The previous prime is 127093853837. The next prime is 127093853891. The reversal of 127093853890 is 98358390721.

It can be written as a sum of positive squares in 2 ways, for example, as 114927102081 + 12166751809 = 339009^2 + 110303^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×127093853890² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (127093853891) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6354692685 + ... + 6354692704.

Almost surely, 2^127093853890 is an apocalyptic number.

127093853890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

127093853890 is a deficient number, since it is larger than the sum of its proper divisors (101675083130).

127093853890 is a wasteful number, since it uses less digits than its factorization.

127093853890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12709385396.

The product of its (nonzero) digits is 3265920, while the sum is 55.

The spelling of 127093853890 in words is "one hundred twenty-seven billion, ninety-three million, eight hundred fifty-three thousand, eight hundred ninety".