1425245550 has 48 divisors (see below), whose sum is σ = 3630153072. Its totient is φ = 369792000.

The previous prime is 1425245527. The next prime is 1425245593. The reversal of 1425245550 is 555425241.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 122851 + ... + 133950.

It is an arithmetic number, because the mean of its divisors is an integer number (75628189).

Almost surely, 2^1425245550 is an apocalyptic number.

1425245550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1425245550 is an abundant number, since it is smaller than the sum of its proper divisors (2204907522).

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

1425245550 is a wasteful number, since it uses less digits than its factorization.

1425245550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256853 (or 256848 counting only the distinct ones).

The product of its (nonzero) digits is 40000, while the sum is 33.

The square root of 1425245550 is about 37752.4244254591. The cubic root of 1425245550 is about 1125.3731897705.

The spelling of 1425245550 in words is "one billion, four hundred twenty-five million, two hundred forty-five thousand, five hundred fifty".