1550116978270 has 16 divisors (see below), whose sum is σ = 3188812069728. Its totient is φ = 531468678240.

The previous prime is 1550116978243. The next prime is 1550116978327. The reversal of 1550116978270 is 728796110551.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11072264061 + ... + 11072264200.

It is an arithmetic number, because the mean of its divisors is an integer number (199300754358).

Almost surely, 2^{1550116978270} is an apocalyptic number.

1550116978270 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1550116978270 is an abundant number, since it is smaller than the sum of its proper divisors (1638695091458).

1550116978270 is a wasteful number, since it uses less digits than its factorization.

1550116978270 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22144528275.

The product of its (nonzero) digits is 1058400, while the sum is 52.

The spelling of 1550116978270 in words is "one trillion, five hundred fifty billion, one hundred sixteen million, nine hundred seventy-eight thousand, two hundred seventy".