1225610555234 has 16 divisors (see below), whose sum is σ = 1986979856568. Its totient is φ = 563624289792.

The previous prime is 1225610555233. The next prime is 1225610555261. The reversal of 1225610555234 is 4325550165221.

It can be written as a sum of positive squares in 4 ways, for example, as 1029585649225 + 196024906009 = 1014685^2 + 442747^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1225610555191 and 1225610555200.

It is not an unprimeable number, because it can be changed into a prime (1225610555233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85081007 + ... + 85095410.

Almost surely, 2^{1225610555234} is an apocalyptic number.

1225610555234 is a deficient number, since it is larger than the sum of its proper divisors (761369301334).

1225610555234 is a wasteful number, since it uses less digits than its factorization.

1225610555234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170176709.

The product of its (nonzero) digits is 360000, while the sum is 41.

The spelling of 1225610555234 in words is "one trillion, two hundred twenty-five billion, six hundred ten million, five hundred fifty-five thousand, two hundred thirty-four".