1397722534369 has 48 divisors (see below), whose sum is σ = 1677413670912. Its totient is φ = 1160668196352.

The previous prime is 1397722534363. The next prime is 1397722534391. The reversal of 1397722534369 is 9634352277931.

It is not a de Polignac number, because 1397722534369 - 2¹⁹ = 1397722010081 is a prime.

It is a super-2 number, since 2×1397722534369² (a number of 25 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (61) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (1397722534363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 133658589 + ... + 133669045.

It is an arithmetic number, because the mean of its divisors is an integer number (34946118144).

Almost surely, 2^{1397722534369} is an apocalyptic number.

It is an amenable number.

1397722534369 is a deficient number, since it is larger than the sum of its proper divisors (279691136543).

1397722534369 is a wasteful number, since it uses less digits than its factorization.

1397722534369 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11102 (or 11095 counting only the distinct ones).

The product of its digits is 51438240, while the sum is 61.

The spelling of 1397722534369 in words is "one trillion, three hundred ninety-seven billion, seven hundred twenty-two million, five hundred thirty-four thousand, three hundred sixty-nine".