270643255514172 has 144 divisors (see below), whose sum is σ = 703164369747840. Its totient is φ = 87723310760064.

The previous prime is 270643255514077. The next prime is 270643255514383. The reversal of 270643255514172 is 271415552346072.

270643255514172 is a `hidden beast` number, since 2 + 7 + 0 + 6 + 4 + 3 + 2 + 55 + 514 + 1 + 72 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 393627163 + ... + 394314125.

Almost surely, 2^{270643255514172} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 270643255514172, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (351582184873920).

270643255514172 is an abundant number, since it is smaller than the sum of its proper divisors (432521114233668).

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

270643255514172 is a wasteful number, since it uses less digits than its factorization.

270643255514172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 688152 (or 688147 counting only the distinct ones).

The product of its (nonzero) digits is 14112000, while the sum is 54.

The spelling of 270643255514172 in words is "two hundred seventy trillion, six hundred forty-three billion, two hundred fifty-five million, five hundred fourteen thousand, one hundred seventy-two".