343615642620 has 192 divisors, whose sum is σ = 1047368641536. Its totient is φ = 83820441600.

The previous prime is 343615642597. The next prime is 343615642631. The reversal of 343615642620 is 26246516343.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 39660409 + ... + 39669071.

It is an arithmetic number, because the mean of its divisors is an integer number (5455045008).

Almost surely, 2^343615642620 is an apocalyptic number.

343615642620 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 343615642620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (523684320768).

343615642620 is an abundant number, since it is smaller than the sum of its proper divisors (703752998916).

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

343615642620 is a wasteful number, since it uses less digits than its factorization.

343615642620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9780 (or 9778 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 42.

The spelling of 343615642620 in words is "three hundred forty-three billion, six hundred fifteen million, six hundred forty-two thousand, six hundred twenty".