5815312440790 has 8 divisors (see below), whose sum is σ = 10467562393440. Its totient is φ = 2326124976312.

The previous prime is 5815312440781. The next prime is 5815312440793. The reversal of 5815312440790 is 970442135185.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5815312440793) 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, 290765622030 + ... + 290765622049.

It is an arithmetic number, because the mean of its divisors is an integer number (1308445299180).

Almost surely, 2^{5815312440790} is an apocalyptic number.

5815312440790 is a deficient number, since it is larger than the sum of its proper divisors (4652249952650).

5815312440790 is a wasteful number, since it uses less digits than its factorization.

5815312440790 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 581531244086.

The product of its (nonzero) digits is 1209600, while the sum is 49.

The spelling of 5815312440790 in words is "five trillion, eight hundred fifteen billion, three hundred twelve million, four hundred forty thousand, seven hundred ninety".