10261336556 has 12 divisors (see below), whose sum is σ = 17965957968. Its totient is φ = 5128205712.

The previous prime is 10261336549. The next prime is 10261336583. The reversal of 10261336556 is 65563316201.

It is a super-2 number, since 2×10261336556² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 606251 + ... + 622946.

It is an arithmetic number, because the mean of its divisors is an integer number (1497163164).

Almost surely, 2^10261336556 is an apocalyptic number.

It is an amenable number.

10261336556 is a deficient number, since it is larger than the sum of its proper divisors (7704621412).

10261336556 is a wasteful number, since it uses less digits than its factorization.

10261336556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1231288 (or 1231286 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 38.

The spelling of 10261336556 in words is "ten billion, two hundred sixty-one million, three hundred thirty-six thousand, five hundred fifty-six".