400132100543 has 8 divisors (see below), whose sum is σ = 457358484480. Its totient is φ = 342921880440.

The previous prime is 400132100519. The next prime is 400132100561. The reversal of 400132100543 is 345001231004.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 400132100543 - 2⁸ = 400132100287 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400132100593) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3987863 + ... + 4086968.

It is an arithmetic number, because the mean of its divisors is an integer number (57169810560).

Almost surely, 2^400132100543 is an apocalyptic number.

400132100543 is a deficient number, since it is larger than the sum of its proper divisors (57226383937).

400132100543 is an equidigital number, since it uses as much as digits as its factorization.

400132100543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8081917.

The product of its (nonzero) digits is 1440, while the sum is 23.

Adding to 400132100543 its reverse (345001231004), we get a palindrome (745133331547).

The spelling of 400132100543 in words is "four hundred billion, one hundred thirty-two million, one hundred thousand, five hundred forty-three".