745135745678 has 8 divisors (see below), whose sum is σ = 1119474941520. Its totient is φ = 371977431840.

The previous prime is 745135745677. The next prime is 745135745693. The reversal of 745135745678 is 876547531547.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 745135745678.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (745135745671) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 295218923 + ... + 295221446.

It is an arithmetic number, because the mean of its divisors is an integer number (139934367690).

Almost surely, 2^745135745678 is an apocalyptic number.

745135745678 is a deficient number, since it is larger than the sum of its proper divisors (374339195842).

745135745678 is a wasteful number, since it uses less digits than its factorization.

745135745678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 590441002.

The product of its digits is 98784000, while the sum is 62.

The spelling of 745135745678 in words is "seven hundred forty-five billion, one hundred thirty-five million, seven hundred forty-five thousand, six hundred seventy-eight".