27653531051 has 8 divisors (see below), whose sum is σ = 28859529984. Its totient is φ = 26447838120.

The previous prime is 27653531033. The next prime is 27653531093. The reversal of 27653531051 is 15013535672.

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

It is a cyclic number.

It is not a de Polignac number, because 27653531051 - 2⁶ = 27653530987 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 27653530996 and 27653531014.

It is not an unprimeable number, because it can be changed into a prime (27653531011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 118820 + ... + 263486.

It is an arithmetic number, because the mean of its divisors is an integer number (3607441248).

Almost surely, 2^27653531051 is an apocalyptic number.

27653531051 is a deficient number, since it is larger than the sum of its proper divisors (1205998933).

27653531051 is a wasteful number, since it uses less digits than its factorization.

27653531051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153001.

The product of its (nonzero) digits is 94500, while the sum is 38.

The spelling of 27653531051 in words is "twenty-seven billion, six hundred fifty-three million, five hundred thirty-one thousand, fifty-one".