345330403546 has 4 divisors (see below), whose sum is σ = 517995605322. Its totient is φ = 172665201772.

The previous prime is 345330403519. The next prime is 345330403631. The reversal of 345330403546 is 645304033543.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 645304033543 = 13 ⋅49638771811.

It can be written as a sum of positive squares in only one way, i.e., 339468204321 + 5862199225 = 582639^2 + 76565^2 .

It is a super-2 number, since 2×345330403546² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 345330403499 and 345330403508.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 86332600885 + ... + 86332600888.

Almost surely, 2^345330403546 is an apocalyptic number.

345330403546 is a deficient number, since it is larger than the sum of its proper divisors (172665201776).

345330403546 is a wasteful number, since it uses less digits than its factorization.

345330403546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172665201775.

The product of its (nonzero) digits is 777600, while the sum is 40.

The spelling of 345330403546 in words is "three hundred forty-five billion, three hundred thirty million, four hundred three thousand, five hundred forty-six".