1553650366116 has 12 divisors (see below), whose sum is σ = 3625184187632. Its totient is φ = 517883455368.

The previous prime is 1553650366087. The next prime is 1553650366123. The reversal of 1553650366116 is 6116630563551.

It is a tau number, because it is divible by the number of its divisors (12).

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, 64735431910 + ... + 64735431933.

Almost surely, 2^{1553650366116} is an apocalyptic number.

It is an amenable number.

1553650366116 is an abundant number, since it is smaller than the sum of its proper divisors (2071533821516).

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

1553650366116 is a wasteful number, since it uses less digits than its factorization.

1553650366116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129470863850 (or 129470863848 counting only the distinct ones).

The product of its (nonzero) digits is 1458000, while the sum is 48.

The spelling of 1553650366116 in words is "one trillion, five hundred fifty-three billion, six hundred fifty million, three hundred sixty-six thousand, one hundred sixteen".