743777340340 has 24 divisors (see below), whose sum is σ = 1600028329032. Its totient is φ = 290254571520.

The previous prime is 743777340337. The next prime is 743777340367. The reversal of 743777340340 is 43043777347.

743777340340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 27645047824 + 716132292516 = 166268^2 + 846246^2 .

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, 453521949 + ... + 453523588.

It is an arithmetic number, because the mean of its divisors is an integer number (66667847043).

Almost surely, 2^743777340340 is an apocalyptic number.

It is an amenable number.

743777340340 is an abundant number, since it is smaller than the sum of its proper divisors (856250988692).

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

743777340340 is a wasteful number, since it uses less digits than its factorization.

743777340340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 907045587 (or 907045585 counting only the distinct ones).

The product of its (nonzero) digits is 4148928, while the sum is 49.

The spelling of 743777340340 in words is "seven hundred forty-three billion, seven hundred seventy-seven million, three hundred forty thousand, three hundred forty".