1425245550405 has 16 divisors (see below), whose sum is σ = 2280423022080. Its totient is φ = 760120913088.

The previous prime is 1425245550397. The next prime is 1425245550557. The reversal of 1425245550405 is 5040555425241.

It is not a de Polignac number, because 1425245550405 - 2³ = 1425245550397 is a prime.

It is a Curzon number.

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, 625431 + ... + 1800459.

It is an arithmetic number, because the mean of its divisors is an integer number (142526438880).

Almost surely, 2^{1425245550405} is an apocalyptic number.

1425245550405 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1425245550405 is a deficient number, since it is larger than the sum of its proper divisors (855177471675).

1425245550405 is a wasteful number, since it uses less digits than its factorization.

1425245550405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1255900.

The product of its (nonzero) digits is 800000, while the sum is 42.

The spelling of 1425245550405 in words is "one trillion, four hundred twenty-five billion, two hundred forty-five million, five hundred fifty thousand, four hundred five".