340145544046 has 32 divisors (see below), whose sum is σ = 637337445120. Its totient is φ = 132269841600.

The previous prime is 340145544023. The next prime is 340145544049. The reversal of 340145544046 is 640445541043.

It is a happy number.

It is a super-2 number, since 2×340145544046² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340145544049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2039476 + ... + 2199943.

It is an arithmetic number, because the mean of its divisors is an integer number (19916795160).

Almost surely, 2^340145544046 is an apocalyptic number.

340145544046 is a deficient number, since it is larger than the sum of its proper divisors (297191901074).

340145544046 is a wasteful number, since it uses less digits than its factorization.

340145544046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4239960.

The product of its (nonzero) digits is 460800, while the sum is 40.

The spelling of 340145544046 in words is "three hundred forty billion, one hundred forty-five million, five hundred forty-four thousand, forty-six".