27234906480 has 160 divisors (see below), whose sum is σ = 95579507520. Its totient is φ = 7125580800.

The previous prime is 27234906473. The next prime is 27234906511. The reversal of 27234906480 is 8460943272.

27234906480 is a `hidden beast` number, since 2 + 7 + 23 + 490 + 64 + 80 = 666.

It is a super-3 number, since 3×27234906480³ (a number of 32 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4471 + ... + 233430.

It is an arithmetic number, because the mean of its divisors is an integer number (597371922).

Almost surely, 2^27234906480 is an apocalyptic number.

27234906480 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 27234906480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (47789753760).

27234906480 is an abundant number, since it is smaller than the sum of its proper divisors (68344601040).

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

27234906480 is a wasteful number, since it uses less digits than its factorization.

27234906480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237976 (or 237964 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 45.

The spelling of 27234906480 in words is "twenty-seven billion, two hundred thirty-four million, nine hundred six thousand, four hundred eighty".