405326225540 has 24 divisors (see below), whose sum is σ = 851198265792. Its totient is φ = 162127977440.

The previous prime is 405326225537. The next prime is 405326225543. The reversal of 405326225540 is 45522623504.

It is an interprime number because it is at equal distance from previous prime (405326225537) and next prime (405326225543).

It is a super-2 number, since 2×405326225540² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 405326225494 and 405326225503.

It is not an unprimeable number, because it can be changed into a prime (405326225543) 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 7 ways as a sum of consecutive naturals, for example, 1702937 + ... + 1926303.

It is an arithmetic number, because the mean of its divisors is an integer number (35466594408).

Almost surely, 2^405326225540 is an apocalyptic number.

It is an amenable number.

405326225540 is an abundant number, since it is smaller than the sum of its proper divisors (445872040252).

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

405326225540 is a wasteful number, since it uses less digits than its factorization.

405326225540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314107 (or 314105 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 38.

The spelling of 405326225540 in words is "four hundred five billion, three hundred twenty-six million, two hundred twenty-five thousand, five hundred forty".