1425265632 has 120 divisors (see below), whose sum is σ = 4790537136. Its totient is φ = 407213568.

The previous prime is 1425265591. The next prime is 1425265649. The reversal of 1425265632 is 2365625241.

1425265632 is a `hidden beast` number, since 1 + 42 + 52 + 6 + 563 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

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 19 ways as a sum of consecutive naturals, for example, 21133 + ... + 57420.

Almost surely, 2^1425265632 is an apocalyptic number.

1425265632 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1425265632 is an abundant number, since it is smaller than the sum of its proper divisors (3365271504).

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

1425265632 is an equidigital number, since it uses as much as digits as its factorization.

1425265632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78582 (or 78565 counting only the distinct ones).

The product of its digits is 86400, while the sum is 36.

The square root of 1425265632 is about 37752.6903941957. The cubic root of 1425265632 is about 1125.3784753248.

The spelling of 1425265632 in words is "one billion, four hundred twenty-five million, two hundred sixty-five thousand, six hundred thirty-two".