400010545533523 has 6 divisors (see below), whose sum is σ = 409529455218204. Its totient is φ = 390707974705356.

The previous prime is 400010545533491. The next prime is 400010545533541. The reversal of 400010545533523 is 325335545010004.

It is not a de Polignac number, because 400010545533523 - 2⁵ = 400010545533491 is a prime.

It is not an unprimeable number, because it can be changed into a prime (400010545533583) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 108169426365 + ... + 108169430062.

It is an arithmetic number, because the mean of its divisors is an integer number (68254909203034).

Almost surely, 2^{400010545533523} is an apocalyptic number.

400010545533523 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

400010545533523 is a deficient number, since it is larger than the sum of its proper divisors (9518909684681).

400010545533523 is an equidigital number, since it uses as much as digits as its factorization.

400010545533523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216338856513 (or 216338856470 counting only the distinct ones).

The product of its (nonzero) digits is 540000, while the sum is 40.

The spelling of 400010545533523 in words is "four hundred trillion, ten billion, five hundred forty-five million, five hundred thirty-three thousand, five hundred twenty-three".