813705150742 has 12 divisors (see below), whose sum is σ = 1331524442916. Its totient is φ = 369864054420.

The previous prime is 813705150707. The next prime is 813705150779. The reversal of 813705150742 is 247051507318.

813705150742 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4134859 + ... + 4327177.

It is an arithmetic number, because the mean of its divisors is an integer number (110960370243).

Almost surely, 2^813705150742 is an apocalyptic number.

813705150742 is a deficient number, since it is larger than the sum of its proper divisors (517819292174).

813705150742 is an frugal number, since it uses more digits than its factorization.

813705150742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 384651 (or 192332 counting only the distinct ones).

The product of its (nonzero) digits is 235200, while the sum is 43.

The spelling of 813705150742 in words is "eight hundred thirteen billion, seven hundred five million, one hundred fifty thousand, seven hundred forty-two".