27164474340 has 48 divisors (see below), whose sum is σ = 76071714432. Its totient is φ = 7242794496.

The previous prime is 27164474329. The next prime is 27164474353. The reversal of 27164474340 is 4347446172.

It is a junction number, because it is equal to n+sod(n) for n = 27164474292 and 27164474301.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 431772 + ... + 490668.

It is an arithmetic number, because the mean of its divisors is an integer number (1584827384).

Almost surely, 2^27164474340 is an apocalyptic number.

27164474340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

27164474340 is an abundant number, since it is smaller than the sum of its proper divisors (48907240092).

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

27164474340 is a wasteful number, since it uses less digits than its factorization.

27164474340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66596 (or 66594 counting only the distinct ones).

The product of its (nonzero) digits is 451584, while the sum is 42.

The spelling of 27164474340 in words is "twenty-seven billion, one hundred sixty-four million, four hundred seventy-four thousand, three hundred forty".