34312152340 has 24 divisors (see below), whose sum is σ = 72061746120. Its totient is φ = 13723675008.

The previous prime is 34312152323. The next prime is 34312152377. The reversal of 34312152340 is 4325121343.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 2469891204 + 31842261136 = 49698^2 + 178444^2 .

It is a junction number, because it is equal to n+sod(n) for n = 34312152299 and 34312152308.

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, 185266 + ... + 320854.

It is an arithmetic number, because the mean of its divisors is an integer number (3002572755).

Almost surely, 2^34312152340 is an apocalyptic number.

It is an amenable number.

34312152340 is an abundant number, since it is smaller than the sum of its proper divisors (37749593780).

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

34312152340 is a wasteful number, since it uses less digits than its factorization.

34312152340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148251 (or 148249 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 28.

Adding to 34312152340 its reverse (4325121343), we get a palindrome (38637273683).

The spelling of 34312152340 in words is "thirty-four billion, three hundred twelve million, one hundred fifty-two thousand, three hundred forty".