1425155001140 has 96 divisors (see below), whose sum is σ = 3294821680416. Its totient is φ = 514591856640.

The previous prime is 1425155001089. The next prime is 1425155001169. The reversal of 1425155001140 is 411005515241.

It can be written as a sum of positive squares in 16 ways, for example, as 532216939024 + 892938062116 = 729532^2 + 944954^2 .

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, 2484074 + ... + 3003486.

It is an arithmetic number, because the mean of its divisors is an integer number (34321059171).

Almost surely, 2^{1425155001140} is an apocalyptic number.

1425155001140 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 1425155001140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1647410840208).

1425155001140 is an abundant number, since it is smaller than the sum of its proper divisors (1869666679276).

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

1425155001140 is a wasteful number, since it uses less digits than its factorization.

1425155001140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 519669 (or 519667 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 29.

The spelling of 1425155001140 in words is "one trillion, four hundred twenty-five billion, one hundred fifty-five million, one thousand, one hundred forty".