225025655142 has 16 divisors (see below), whose sum is σ = 454257398592. Its totient is φ = 74307537000.

The previous prime is 225025655117. The next prime is 225025655143. The reversal of 225025655142 is 241556520522.

It is a super-2 number, since 2×225025655142² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 225025655142.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225025655143) 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, 175252984 + ... + 175254267.

It is an arithmetic number, because the mean of its divisors is an integer number (28391087412).

Almost surely, 2^225025655142 is an apocalyptic number.

225025655142 is an abundant number, since it is smaller than the sum of its proper divisors (229231743450).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

225025655142 is a wasteful number, since it uses less digits than its factorization.

225025655142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350507363.

The product of its (nonzero) digits is 240000, while the sum is 39.

The spelling of 225025655142 in words is "two hundred twenty-five billion, twenty-five million, six hundred fifty-five thousand, one hundred forty-two".