225142314646 has 16 divisors (see below), whose sum is σ = 337983528960. Its totient is φ = 112481173480.

The previous prime is 225142314619. The next prime is 225142314659. The reversal of 225142314646 is 646413241522.

225142314646 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×225142314646² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 225142314599 and 225142314608.

It is a congruent number.

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 in 7 ways as a sum of consecutive naturals, for example, 25524825 + ... + 25533643.

It is an arithmetic number, because the mean of its divisors is an integer number (21123970560).

Almost surely, 2^225142314646 is an apocalyptic number.

225142314646 is a deficient number, since it is larger than the sum of its proper divisors (112841214314).

225142314646 is a wasteful number, since it uses less digits than its factorization.

225142314646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17579.

The product of its digits is 276480, while the sum is 40.

The spelling of 225142314646 in words is "two hundred twenty-five billion, one hundred forty-two million, three hundred fourteen thousand, six hundred forty-six".