343540651072 has 28 divisors (see below), whose sum is σ = 692889118156. Its totient is φ = 168954416640.

The previous prime is 343540651067. The next prime is 343540651099. The reversal of 343540651072 is 270156045343.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 144959901696 + 198580749376 = 380736^2 + 445624^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43994643 + ... + 44002450.

Almost surely, 2^343540651072 is an apocalyptic number.

343540651072 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

343540651072 is an abundant number, since it is smaller than the sum of its proper divisors (349348467084).

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

343540651072 is an equidigital number, since it uses as much as digits as its factorization.

343540651072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87997166 (or 87997156 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 40.

The spelling of 343540651072 in words is "three hundred forty-three billion, five hundred forty million, six hundred fifty-one thousand, seventy-two".