225145749415 has 8 divisors (see below), whose sum is σ = 284394630960. Its totient is φ = 170636778432.

The previous prime is 225145749407. The next prime is 225145749431. The reversal of 225145749415 is 514947541522.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 225145749415 - 2³ = 225145749407 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1184977534 + ... + 1184977723.

It is an arithmetic number, because the mean of its divisors is an integer number (35549328870).

Almost surely, 2^225145749415 is an apocalyptic number.

225145749415 is a deficient number, since it is larger than the sum of its proper divisors (59248881545).

225145749415 is a wasteful number, since it uses less digits than its factorization.

225145749415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2369955281.

The product of its digits is 2016000, while the sum is 49.

The spelling of 225145749415 in words is "two hundred twenty-five billion, one hundred forty-five million, seven hundred forty-nine thousand, four hundred fifteen".