10661000522 has 8 divisors (see below), whose sum is σ = 16117418496. Its totient is φ = 5288527692.

The previous prime is 10661000521. The next prime is 10661000557. The reversal of 10661000522 is 22500016601.

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

It is a super-2 number, since 2×10661000522² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10661000521) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20985968 + ... + 20986475.

It is an arithmetic number, because the mean of its divisors is an integer number (2014677312).

Almost surely, 2^10661000522 is an apocalyptic number.

10661000522 is a deficient number, since it is larger than the sum of its proper divisors (5456417974).

10661000522 is a wasteful number, since it uses less digits than its factorization.

10661000522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41972572.

The product of its (nonzero) digits is 720, while the sum is 23.

The spelling of 10661000522 in words is "ten billion, six hundred sixty-one million, five hundred twenty-two", and thus it is an aban number.