1040425464420 has 120 divisors (see below), whose sum is σ = 3325435626744. Its totient is φ = 272211922944.

The previous prime is 1040425464413. The next prime is 1040425464427. The reversal of 1040425464420 is 244645240401.

1040425464420 is a `hidden beast` number, since 1 + 0 + 4 + 0 + 4 + 2 + 5 + 4 + 644 + 2 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (1040425464413) and next prime (1040425464427).

It can be written as a sum of positive squares in 4 ways, for example, as 89367515136 + 951057949284 = 298944^2 + 975222^2 .

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

It is not an unprimeable number, because it can be changed into a prime (1040425464427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 5972989 + ... + 6144708.

Almost surely, 2^{1040425464420} is an apocalyptic number.

1040425464420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1040425464420 is an abundant number, since it is smaller than the sum of its proper divisors (2285010162324).

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

1040425464420 is a wasteful number, since it uses less digits than its factorization.

1040425464420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12117771 (or 12117760 counting only the distinct ones).

The product of its (nonzero) digits is 122880, while the sum is 36.

The spelling of 1040425464420 in words is "one trillion, forty billion, four hundred twenty-five million, four hundred sixty-four thousand, four hundred twenty".