27406528652 has 12 divisors (see below), whose sum is σ = 48162102240. Its totient is φ = 13645928016.

The previous prime is 27406528603. The next prime is 27406528691. The reversal of 27406528652 is 25682560472.

It is a happy number.

It is a super-2 number, since 2×27406528652² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 27406528597 and 27406528606.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14333003 + ... + 14334914.

It is an arithmetic number, because the mean of its divisors is an integer number (4013508520).

Almost surely, 2^27406528652 is an apocalyptic number.

It is an amenable number.

27406528652 is a deficient number, since it is larger than the sum of its proper divisors (20755573588).

27406528652 is a wasteful number, since it uses less digits than its factorization.

27406528652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28668160 (or 28668158 counting only the distinct ones).

The product of its (nonzero) digits is 1612800, while the sum is 47.

The spelling of 27406528652 in words is "twenty-seven billion, four hundred six million, five hundred twenty-eight thousand, six hundred fifty-two".