345651225458 has 54 divisors (see below), whose sum is σ = 663063090543. Its totient is φ = 134644365240.

The previous prime is 345651225457. The next prime is 345651225467. The reversal of 345651225458 is 854522156543.

It can be written as a sum of positive squares in only one way, i.e., 172825612729 + 172825612729 = 415723^2 + 415723^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=415723.

It is not an unprimeable number, because it can be changed into a prime (345651225457) 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 26 ways as a sum of consecutive naturals, for example, 64018643 + ... + 64024041.

Almost surely, 2^345651225458 is an apocalyptic number.

345651225458 is a deficient number, since it is larger than the sum of its proper divisors (317411865085).

345651225458 is an frugal number, since it uses more digits than its factorization.

345651225458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10836 (or 5419 counting only the distinct ones).

The product of its digits is 5760000, while the sum is 50.

Multiplying 345651225458 by its sum of digits (50), we get a square (17282561272900 = 4157230²).

The spelling of 345651225458 in words is "three hundred forty-five billion, six hundred fifty-one million, two hundred twenty-five thousand, four hundred fifty-eight".