340432244113143 has 32 divisors (see below), whose sum is σ = 558833335814656. Its totient is φ = 179512311673728.

The previous prime is 340432244113121. The next prime is 340432244113183. The reversal of 340432244113143 is 341311442234043.

It is not a de Polignac number, because 340432244113143 - 2¹⁸ = 340432243850999 is a prime.

It is a super-2 number, since 2×340432244113143² (a number of 30 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340432244113183) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 194769196 + ... + 196509297.

It is an arithmetic number, because the mean of its divisors is an integer number (17463541744208).

Almost surely, 2^{340432244113143} is an apocalyptic number.

340432244113143 is a deficient number, since it is larger than the sum of its proper divisors (218401091701513).

340432244113143 is a wasteful number, since it uses less digits than its factorization.

340432244113143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 391281703.

The product of its (nonzero) digits is 331776, while the sum is 39.

Adding to 340432244113143 its reverse (341311442234043), we get a palindrome (681743686347186).

The spelling of 340432244113143 in words is "three hundred forty trillion, four hundred thirty-two billion, two hundred forty-four million, one hundred thirteen thousand, one hundred forty-three".