1380042442626 has 32 divisors (see below), whose sum is σ = 2768820245568. Its totient is φ = 458559003840.

The previous prime is 1380042442607. The next prime is 1380042442631. The reversal of 1380042442626 is 6262442400831.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7430536 + ... + 7613996.

It is an arithmetic number, because the mean of its divisors is an integer number (86525632674).

Almost surely, 2^{1380042442626} is an apocalyptic number.

1380042442626 is an abundant number, since it is smaller than the sum of its proper divisors (1388777802942).

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

1380042442626 is a wasteful number, since it uses less digits than its factorization.

1380042442626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187426.

The product of its (nonzero) digits is 442368, while the sum is 42.

The spelling of 1380042442626 in words is "one trillion, three hundred eighty billion, forty-two million, four hundred forty-two thousand, six hundred twenty-six".