1207320985842 has 16 divisors (see below), whose sum is σ = 2443734044640. Its totient is φ = 397591649792.

The previous prime is 1207320985837. The next prime is 1207320985853. The reversal of 1207320985842 is 2485890237021.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1212169167 + ... + 1212170162.

It is an arithmetic number, because the mean of its divisors is an integer number (152733377790).

Almost surely, 2^{1207320985842} is an apocalyptic number.

1207320985842 is an abundant number, since it is smaller than the sum of its proper divisors (1236413058798).

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

1207320985842 is a wasteful number, since it uses less digits than its factorization.

1207320985842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2424339417.

The product of its (nonzero) digits is 1935360, while the sum is 51.

The spelling of 1207320985842 in words is "one trillion, two hundred seven billion, three hundred twenty million, nine hundred eighty-five thousand, eight hundred forty-two".