26920530512 has 20 divisors (see below), whose sum is σ = 52286067540. Its totient is φ = 13427351808.

The previous prime is 26920530493. The next prime is 26920530563. The reversal of 26920530512 is 21503502962.

It can be written as a sum of positive squares in 2 ways, for example, as 10775270416 + 16145260096 = 103804^2 + 127064^2 .

It is a congruent number.

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, 2050343 + ... + 2063430.

It is an arithmetic number, because the mean of its divisors is an integer number (2614303377).

Almost surely, 2^26920530512 is an apocalyptic number.

It is an amenable number.

26920530512 is a deficient number, since it is larger than the sum of its proper divisors (25365537028).

26920530512 is a wasteful number, since it uses less digits than its factorization.

26920530512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4114190 (or 4114184 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 35.

The spelling of 26920530512 in words is "twenty-six billion, nine hundred twenty million, five hundred thirty thousand, five hundred twelve".