1272357271030 has 8 divisors (see below), whose sum is σ = 2290243087872. Its totient is φ = 508942908408.

The previous prime is 1272357270997. The next prime is 1272357271217. The reversal of 1272357271030 is 301727532721.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63617863542 + ... + 63617863561.

It is an arithmetic number, because the mean of its divisors is an integer number (286280385984).

Almost surely, 2^{1272357271030} is an apocalyptic number.

1272357271030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1272357271030 is a deficient number, since it is larger than the sum of its proper divisors (1017885816842).

1272357271030 is a wasteful number, since it uses less digits than its factorization.

1272357271030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127235727110.

The product of its (nonzero) digits is 123480, while the sum is 40.

The spelling of 1272357271030 in words is "one trillion, two hundred seventy-two billion, three hundred fifty-seven million, two hundred seventy-one thousand, thirty".