10661151507152 has 20 divisors (see below), whose sum is σ = 20656308136740. Its totient is φ = 5330491342848.

The previous prime is 10661151507143. The next prime is 10661151507187. The reversal of 10661151507152 is 25170515116601.

It can be written as a sum of positive squares in 2 ways, for example, as 6678317051536 + 3982834455616 = 2584244^2 + 1995704^2 .

It is a super-2 number, since 2×10661151507152² (a number of 27 digits) contains 22 as substring.

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, 4227377 + ... + 6260432.

It is an arithmetic number, because the mean of its divisors is an integer number (1032815406837).

Almost surely, 2^{10661151507152} is an apocalyptic number.

It is an amenable number.

10661151507152 is a deficient number, since it is larger than the sum of its proper divisors (9995156629588).

10661151507152 is a wasteful number, since it uses less digits than its factorization.

10661151507152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10551350 (or 10551344 counting only the distinct ones).

The product of its (nonzero) digits is 63000, while the sum is 41.

The spelling of 10661151507152 in words is "ten trillion, six hundred sixty-one billion, one hundred fifty-one million, five hundred seven thousand, one hundred fifty-two".