400145625126 has 40 divisors (see below), whose sum is σ = 965593579104. Its totient is φ = 123121730160.

The previous prime is 400145625119. The next prime is 400145625127. The reversal of 400145625126 is 621526541004.

400145625126 is a `hidden beast` number, since 4 + 0 + 0 + 1 + 4 + 5 + 625 + 1 + 26 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400145625127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 94999230 + ... + 95003441.

Almost surely, 2^400145625126 is an apocalyptic number.

400145625126 is an abundant number, since it is smaller than the sum of its proper divisors (565447953978).

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

400145625126 is a wasteful number, since it uses less digits than its factorization.

400145625126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190002698 (or 190002689 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

The spelling of 400145625126 in words is "four hundred billion, one hundred forty-five million, six hundred twenty-five thousand, one hundred twenty-six".