345442523044 has 6 divisors (see below), whose sum is σ = 604524415334. Its totient is φ = 172721261520.

The previous prime is 345442523039. The next prime is 345442523053. The reversal of 345442523044 is 440325244543.

It can be written as a sum of positive squares in only one way, i.e., 176620148644 + 168822374400 = 420262^2 + 410880^2 .

It is a junction number, because it is equal to n+sod(n) for n = 345442522988 and 345442523006.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43180315377 + ... + 43180315384.

Almost surely, 2^345442523044 is an apocalyptic number.

It is an amenable number.

345442523044 is a deficient number, since it is larger than the sum of its proper divisors (259081892290).

345442523044 is a wasteful number, since it uses less digits than its factorization.

345442523044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86360630765 (or 86360630763 counting only the distinct ones).

The product of its (nonzero) digits is 921600, while the sum is 40.

Adding to 345442523044 its reverse (440325244543), we get a palindrome (785767767587).

The spelling of 345442523044 in words is "three hundred forty-five billion, four hundred forty-two million, five hundred twenty-three thousand, forty-four".