225155051445 has 16 divisors (see below), whose sum is σ = 360254043072. Its totient is φ = 120080707200.

The previous prime is 225155051431. The next prime is 225155051453. The reversal of 225155051445 is 544150551522.

It is a happy number.

It is not a de Polignac number, because 225155051445 - 2²³ = 225146662837 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1486470 + ... + 1630920.

It is an arithmetic number, because the mean of its divisors is an integer number (22515877692).

Almost surely, 2^225155051445 is an apocalyptic number.

It is an amenable number.

225155051445 is a deficient number, since it is larger than the sum of its proper divisors (135098991627).

225155051445 is a wasteful number, since it uses less digits than its factorization.

225155051445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248372.

The product of its (nonzero) digits is 200000, while the sum is 39.

The spelling of 225155051445 in words is "two hundred twenty-five billion, one hundred fifty-five million, fifty-one thousand, four hundred forty-five".