26961613628 has 6 divisors (see below), whose sum is σ = 47182823856. Its totient is φ = 13480806812.

The previous prime is 26961613619. The next prime is 26961613639. The reversal of 26961613628 is 82631616962.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3370201700 + ... + 3370201707.

It is an arithmetic number, because the mean of its divisors is an integer number (7863803976).

Almost surely, 2^26961613628 is an apocalyptic number.

It is an amenable number.

26961613628 is a deficient number, since it is larger than the sum of its proper divisors (20221210228).

26961613628 is a wasteful number, since it uses less digits than its factorization.

26961613628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6740403411 (or 6740403409 counting only the distinct ones).

The product of its digits is 1119744, while the sum is 50.

The spelling of 26961613628 in words is "twenty-six billion, nine hundred sixty-one million, six hundred thirteen thousand, six hundred twenty-eight".