425553145 has 8 divisors (see below), whose sum is σ = 523119240. Its totient is φ = 332138880.

The previous prime is 425553143. The next prime is 425553179. The reversal of 425553145 is 541355524.

It can be written as a sum of positive squares in 4 ways, for example, as 10575504 + 414977641 = 3252^2 + 20371^2 .

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

It is not a de Polignac number, because 425553145 - 2¹ = 425553143 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 425553145.

It is not an unprimeable number, because it can be changed into a prime (425553143) 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, 1037730 + ... + 1038139.

It is an arithmetic number, because the mean of its divisors is an integer number (65389905).

Almost surely, 2^425553145 is an apocalyptic number.

It is an amenable number.

425553145 is a deficient number, since it is larger than the sum of its proper divisors (97566095).

425553145 is a wasteful number, since it uses less digits than its factorization.

425553145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2075915.

The product of its digits is 60000, while the sum is 34.

The square root of 425553145 is about 20628.9395025532. The cubic root of 425553145 is about 752.1733375368.

The spelling of 425553145 in words is "four hundred twenty-five million, five hundred fifty-three thousand, one hundred forty-five".