1649627119140 has 384 divisors, whose sum is σ = 6229046734848. Its totient is φ = 315015505920.

The previous prime is 1649627119123. The next prime is 1649627119159. The reversal of 1649627119140 is 419117269461.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 13573122 + ... + 13694118.

It is an arithmetic number, because the mean of its divisors is an integer number (16221475872).

Almost surely, 2^{1649627119140} is an apocalyptic number.

1649627119140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1649627119140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3114523367424).

1649627119140 is an abundant number, since it is smaller than the sum of its proper divisors (4579419615708).

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

1649627119140 is a wasteful number, since it uses less digits than its factorization.

1649627119140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121267 (or 121265 counting only the distinct ones).

The product of its (nonzero) digits is 653184, while the sum is 51.

The spelling of 1649627119140 in words is "one trillion, six hundred forty-nine billion, six hundred twenty-seven million, one hundred nineteen thousand, one hundred forty".