1051560511660 has 48 divisors (see below), whose sum is σ = 2263690177056. Its totient is φ = 410104461312.

The previous prime is 1051560511607. The next prime is 1051560511709. The reversal of 1051560511660 is 661150651501.

It is a super-2 number, since 2×1051560511660² (a number of 25 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 15 ways as a sum of consecutive naturals, for example, 618597 + ... + 1576636.

It is an arithmetic number, because the mean of its divisors is an integer number (47160212022).

Almost surely, 2^{1051560511660} is an apocalyptic number.

1051560511660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1051560511660 is an abundant number, since it is smaller than the sum of its proper divisors (1212129665396).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1051560511660 is a wasteful number, since it uses less digits than its factorization.

1051560511660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2195842 (or 2195840 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 37.

The spelling of 1051560511660 in words is "one trillion, fifty-one billion, five hundred sixty million, five hundred eleven thousand, six hundred sixty".