1019790027276 has 24 divisors (see below), whose sum is σ = 2380224939120. Its totient is φ = 339827884032.

The previous prime is 1019790027229. The next prime is 1019790027281. The reversal of 1019790027276 is 6727200979101.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12724021 + ... + 12803916.

It is an arithmetic number, because the mean of its divisors is an integer number (99176039130).

Almost surely, 2^{1019790027276} is an apocalyptic number.

It is an amenable number.

1019790027276 is an abundant number, since it is smaller than the sum of its proper divisors (1360434911844).

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

1019790027276 is a wasteful number, since it uses less digits than its factorization.

1019790027276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25531273 (or 25531271 counting only the distinct ones).

The product of its (nonzero) digits is 666792, while the sum is 51.

The spelling of 1019790027276 in words is "one trillion, nineteen billion, seven hundred ninety million, twenty-seven thousand, two hundred seventy-six".