1983887131150 has 12 divisors (see below), whose sum is σ = 3690030064032. Its totient is φ = 793554852440.

The previous prime is 1983887131133. The next prime is 1983887131157. The reversal of 1983887131150 is 511317883891.

It is a junction number, because it is equal to n+sod(n) for n = 1983887131091 and 1983887131100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1983887131157) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 19838871262 + ... + 19838871361.

It is an arithmetic number, because the mean of its divisors is an integer number (307502505336).

Almost surely, 2^{1983887131150} is an apocalyptic number.

1983887131150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1983887131150 is a deficient number, since it is larger than the sum of its proper divisors (1706142932882).

1983887131150 is a wasteful number, since it uses less digits than its factorization.

1983887131150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39677742635 (or 39677742630 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 55.

The spelling of 1983887131150 in words is "one trillion, nine hundred eighty-three billion, eight hundred eighty-seven million, one hundred thirty-one thousand, one hundred fifty".