745341346103640 has 1024 divisors, whose sum is σ = 2708784355737600. Its totient is φ = 161649987993600.

The previous prime is 745341346103623. The next prime is 745341346103699. The reversal of 745341346103640 is 46301643143547.

It is a happy number.

It is a congruent number.

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 255 ways as a sum of consecutive naturals, for example, 76500184609 + ... + 76500194351.

It is an arithmetic number, because the mean of its divisors is an integer number (2645297222400).

Almost surely, 2^{745341346103640} 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 745341346103640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1354392177868800).

745341346103640 is an abundant number, since it is smaller than the sum of its proper divisors (1963443009633960).

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

745341346103640 is a wasteful number, since it uses less digits than its factorization.

745341346103640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10528 (or 10524 counting only the distinct ones).

The product of its (nonzero) digits is 8709120, while the sum is 51.

The spelling of 745341346103640 in words is "seven hundred forty-five trillion, three hundred forty-one billion, three hundred forty-six million, one hundred three thousand, six hundred forty".