1886688517052 has 12 divisors (see below), whose sum is σ = 3445257292176. Its totient is φ = 902329290720.

The previous prime is 1886688516949. The next prime is 1886688517073. The reversal of 1886688517052 is 2507158866881.

It is a self number, because there is not a number n which added to its sum of digits gives 1886688517052.

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, 10253741849 + ... + 10253742032.

It is an arithmetic number, because the mean of its divisors is an integer number (287104774348).

Almost surely, 2^{1886688517052} is an apocalyptic number.

It is an amenable number.

1886688517052 is a deficient number, since it is larger than the sum of its proper divisors (1558568775124).

1886688517052 is a wasteful number, since it uses less digits than its factorization.

1886688517052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20507483908 (or 20507483906 counting only the distinct ones).

The product of its (nonzero) digits is 51609600, while the sum is 65.

The spelling of 1886688517052 in words is "one trillion, eight hundred eighty-six billion, six hundred eighty-eight million, five hundred seventeen thousand, fifty-two".