425234114111440 has 80 divisors (see below), whose sum is σ = 1047038387321232. Its totient is φ = 160055708352512.

The previous prime is 425234114111431. The next prime is 425234114111447. The reversal of 425234114111440 is 44111411432524.

It can be written as a sum of positive squares in 8 ways, for example, as 18141670564416 + 407092443547024 = 4259304^2 + 20176532^2 .

It is a tau number, because it is divible by the number of its divisors (80).

It is a self number, because there is not a number n which added to its sum of digits gives 425234114111440.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425234114111447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24951889 + ... + 38380528.

Almost surely, 2^{425234114111440} is an apocalyptic number.

425234114111440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

425234114111440 is an abundant number, since it is smaller than the sum of its proper divisors (621804273209792).

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

425234114111440 is a wasteful number, since it uses less digits than its factorization.

425234114111440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63337384 (or 63337378 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 37.

Adding to 425234114111440 its reverse (44111411432524), we get a palindrome (469345525543964).

The spelling of 425234114111440 in words is "four hundred twenty-five trillion, two hundred thirty-four billion, one hundred fourteen million, one hundred eleven thousand, four hundred forty".