1313606644422 has 16 divisors (see below), whose sum is σ = 2629046671920. Its totient is φ = 437563317632.

The previous prime is 1313606644421. The next prime is 1313606644439. The reversal of 1313606644422 is 2244466063131.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1313606644421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76381647 + ... + 76398842.

It is an arithmetic number, because the mean of its divisors is an integer number (164315416995).

Almost surely, 2^{1313606644422} is an apocalyptic number.

1313606644422 is an abundant number, since it is smaller than the sum of its proper divisors (1315440027498).

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

1313606644422 is a wasteful number, since it uses less digits than its factorization.

1313606644422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152781927.

The product of its (nonzero) digits is 497664, while the sum is 42.

The spelling of 1313606644422 in words is "one trillion, three hundred thirteen billion, six hundred six million, six hundred forty-four thousand, four hundred twenty-two".