26730566932 has 6 divisors (see below), whose sum is σ = 46778492138. Its totient is φ = 13365283464.

The previous prime is 26730566921. The next prime is 26730566957. The reversal of 26730566932 is 23966503762.

It can be written as a sum of positive squares in only one way, i.e., 23214788496 + 3515778436 = 152364^2 + 59294^2 .

It is a super-2 number, since 2×26730566932² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3341320863 + ... + 3341320870.

Almost surely, 2^26730566932 is an apocalyptic number.

It is an amenable number.

26730566932 is a deficient number, since it is larger than the sum of its proper divisors (20047925206).

26730566932 is a wasteful number, since it uses less digits than its factorization.

26730566932 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6682641737 (or 6682641735 counting only the distinct ones).

The product of its (nonzero) digits is 2449440, while the sum is 49.

The spelling of 26730566932 in words is "twenty-six billion, seven hundred thirty million, five hundred sixty-six thousand, nine hundred thirty-two".