340464542203430 has 32 divisors (see below), whose sum is σ = 616025096239104. Its totient is φ = 135477199097856.

The previous prime is 340464542203427. The next prime is 340464542203433. The reversal of 340464542203430 is 34302245464043.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (340464542203427) and next prime (340464542203433).

It is a super-2 number, since 2×340464542203430² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340464542203433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 86513522 + ... + 90363258.

It is an arithmetic number, because the mean of its divisors is an integer number (19250784257472).

Almost surely, 2^{340464542203430} is an apocalyptic number.

340464542203430 is a deficient number, since it is larger than the sum of its proper divisors (275560554035674).

340464542203430 is a wasteful number, since it uses less digits than its factorization.

340464542203430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3895760.

The product of its (nonzero) digits is 3317760, while the sum is 44.

Adding to 340464542203430 its reverse (34302245464043), we get a palindrome (374766787667473).

The spelling of 340464542203430 in words is "three hundred forty trillion, four hundred sixty-four billion, five hundred forty-two million, two hundred three thousand, four hundred thirty".