2342343402440 has 32 divisors (see below), whose sum is σ = 5274554060160. Its totient is φ = 936176222400.

The previous prime is 2342343402419. The next prime is 2342343402457. The reversal of 2342343402440 is 442043432432.

It is a super-2 number, since 2×2342343402440² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2342343402440.

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, 23735726 + ... + 23834205.

It is an arithmetic number, because the mean of its divisors is an integer number (164829814380).

Almost surely, 2^{2342343402440} is an apocalyptic number.

2342343402440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2342343402440 is an abundant number, since it is smaller than the sum of its proper divisors (2932210657720).

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

2342343402440 is a wasteful number, since it uses less digits than its factorization.

2342343402440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47571173 (or 47571169 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 35.

Adding to 2342343402440 its reverse (442043432432), we get a palindrome (2784386834872).

The spelling of 2342343402440 in words is "two trillion, three hundred forty-two billion, three hundred forty-three million, four hundred two thousand, four hundred forty".