1425431336500 has 96 divisors (see below), whose sum is σ = 3249467020800. Its totient is φ = 545219417600.

The previous prime is 1425431336491. The next prime is 1425431336521. The reversal of 1425431336500 is 56331345241.

It is a self number, because there is not a number n which added to its sum of digits gives 1425431336500.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 42751836 + ... + 42785164.

It is an arithmetic number, because the mean of its divisors is an integer number (33848614800).

Almost surely, 2^{1425431336500} is an apocalyptic number.

1425431336500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1425431336500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1624733510400).

1425431336500 is an abundant number, since it is smaller than the sum of its proper divisors (1824035684300).

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

1425431336500 is a wasteful number, since it uses less digits than its factorization.

1425431336500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37090 (or 37078 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 37.

The spelling of 1425431336500 in words is "one trillion, four hundred twenty-five billion, four hundred thirty-one million, three hundred thirty-six thousand, five hundred".