7312545336 has 32 divisors (see below), whose sum is σ = 18357868800. Its totient is φ = 2427314400.

The previous prime is 7312545301. The next prime is 7312545377. The reversal of 7312545336 is 6335452137.

It is a junction number, because it is equal to n+sod(n) for n = 7312545294 and 7312545303.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 631690 + ... + 643161.

It is an arithmetic number, because the mean of its divisors is an integer number (573683400).

Almost surely, 2^7312545336 is an apocalyptic number.

It is an amenable number.

7312545336 is an abundant number, since it is smaller than the sum of its proper divisors (11045323464).

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

7312545336 is a wasteful number, since it uses less digits than its factorization.

7312545336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1275099 (or 1275095 counting only the distinct ones).

The product of its digits is 226800, while the sum is 39.

The square root of 7312545336 is about 85513.4219640402. The cubic root of 7312545336 is about 1940.9880303900.

The spelling of 7312545336 in words is "seven billion, three hundred twelve million, five hundred forty-five thousand, three hundred thirty-six".