1339948121604 has 24 divisors (see below), whose sum is σ = 3126637727808. Its totient is φ = 446636215200.

The previous prime is 1339948121599. The next prime is 1339948121621. The reversal of 1339948121604 is 4061218499331.

It is a happy 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, 1216072 + ... + 2039295.

It is an arithmetic number, because the mean of its divisors is an integer number (130276571992).

Almost surely, 2^{1339948121604} is an apocalyptic number.

It is an amenable number.

1339948121604 is an abundant number, since it is smaller than the sum of its proper divisors (1786689606204).

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

1339948121604 is a wasteful number, since it uses less digits than its factorization.

1339948121604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3289675 (or 3289673 counting only the distinct ones).

The product of its (nonzero) digits is 1119744, while the sum is 51.

The spelling of 1339948121604 in words is "one trillion, three hundred thirty-nine billion, nine hundred forty-eight million, one hundred twenty-one thousand, six hundred four".