343145777748 has 48 divisors (see below), whose sum is σ = 851158943040. Its totient is φ = 107288928000.

The previous prime is 343145777731. The next prime is 343145777749. The reversal of 343145777748 is 847777541343.

It is a junction number, because it is equal to n+sod(n) for n = 343145777691 and 343145777700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343145777749) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7427593 + ... + 7473648.

It is an arithmetic number, because the mean of its divisors is an integer number (17732477980).

Almost surely, 2^343145777748 is an apocalyptic number.

343145777748 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

It is an amenable number.

343145777748 is an abundant number, since it is smaller than the sum of its proper divisors (508013165292).

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

343145777748 is a wasteful number, since it uses less digits than its factorization.

343145777748 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14901368 (or 14901366 counting only the distinct ones).

The product of its digits is 55319040, while the sum is 60.

The spelling of 343145777748 in words is "three hundred forty-three billion, one hundred forty-five million, seven hundred seventy-seven thousand, seven hundred forty-eight".