1339722354920 has 64 divisors (see below), whose sum is σ = 3153735216000. Its totient is φ = 511236811008.

The previous prime is 1339722354869. The next prime is 1339722354937. The reversal of 1339722354920 is 294532279331.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1572455 + ... + 2269814.

It is an arithmetic number, because the mean of its divisors is an integer number (49277112750).

Almost surely, 2^{1339722354920} is an apocalyptic number.

1339722354920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1339722354920 is an abundant number, since it is smaller than the sum of its proper divisors (1814012861080).

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

1339722354920 is a wasteful number, since it uses less digits than its factorization.

1339722354920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3842682 (or 3842678 counting only the distinct ones).

The product of its (nonzero) digits is 2449440, while the sum is 50.

The spelling of 1339722354920 in words is "one trillion, three hundred thirty-nine billion, seven hundred twenty-two million, three hundred fifty-four thousand, nine hundred twenty".