1081660633724 has 48 divisors (see below), whose sum is σ = 2116322449920. Its totient is φ = 479591523840.

The previous prime is 1081660633643. The next prime is 1081660633733. The reversal of 1081660633724 is 4273360661801.

It is a super-3 number, since 3×1081660633724³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1586069 + ... + 2163084.

It is an arithmetic number, because the mean of its divisors is an integer number (44090051040).

Almost surely, 2^{1081660633724} is an apocalyptic number.

It is an amenable number.

1081660633724 is a deficient number, since it is larger than the sum of its proper divisors (1034661816196).

1081660633724 is a wasteful number, since it uses less digits than its factorization.

1081660633724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3749330 (or 3749328 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 47.

The spelling of 1081660633724 in words is "one trillion, eighty-one billion, six hundred sixty million, six hundred thirty-three thousand, seven hundred twenty-four".