343554031040 has 112 divisors (see below), whose sum is σ = 892684243584. Its totient is φ = 124897305600.

The previous prime is 343554031039. The next prime is 343554031057. The reversal of 343554031040 is 40130455343.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a junction number, because it is equal to n+sod(n) for n = 343554030988 and 343554031006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17544455 + ... + 17564025.

It is an arithmetic number, because the mean of its divisors is an integer number (7970395032).

Almost surely, 2^343554031040 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 343554031040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (446342121792).

343554031040 is an abundant number, since it is smaller than the sum of its proper divisors (549130212544).

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

343554031040 is a wasteful number, since it uses less digits than its factorization.

343554031040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24586 (or 24576 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 32.

Adding to 343554031040 its reverse (40130455343), we get a palindrome (383684486383).

The spelling of 343554031040 in words is "three hundred forty-three billion, five hundred fifty-four million, thirty-one thousand, forty".