400144133152534 has 4 divisors (see below), whose sum is σ = 600216199728804. Its totient is φ = 200072066576266.

The previous prime is 400144133152501. The next prime is 400144133152549. The reversal of 400144133152534 is 435251331441004.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100036033288132 + ... + 100036033288135.

It is an arithmetic number, because the mean of its divisors is an integer number (150054049932201).

Almost surely, 2^{400144133152534} is an apocalyptic number.

400144133152534 is a deficient number, since it is larger than the sum of its proper divisors (200072066576270).

400144133152534 is a wasteful number, since it uses less digits than its factorization.

400144133152534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200072066576269.

The product of its (nonzero) digits is 345600, while the sum is 40.

Adding to 400144133152534 its reverse (435251331441004), we get a palindrome (835395464593538).

The spelling of 400144133152534 in words is "four hundred trillion, one hundred forty-four billion, one hundred thirty-three million, one hundred fifty-two thousand, five hundred thirty-four".