1597344507036 has 120 divisors (see below), whose sum is σ = 4197765405680. Its totient is φ = 529650482688.

The previous prime is 1597344507029. The next prime is 1597344507037. The reversal of 1597344507036 is 6307054437951.

1597344507036 is a `hidden beast` number, since 1 + 5 + 97 + 3 + 4 + 450 + 70 + 36 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1597344507037) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 55539636 + ... + 55568388.

Almost surely, 2^{1597344507036} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1597344507036, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2098882702840).

1597344507036 is an abundant number, since it is smaller than the sum of its proper divisors (2600420898644).

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

1597344507036 is a wasteful number, since it uses less digits than its factorization.

1597344507036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29665 (or 29654 counting only the distinct ones).

The product of its (nonzero) digits is 9525600, while the sum is 54.

The spelling of 1597344507036 in words is "one trillion, five hundred ninety-seven billion, three hundred forty-four million, five hundred seven thousand, thirty-six".