400443416346334 has 32 divisors (see below), whose sum is σ = 653282237007360. Its totient is φ = 183483591127200.

The previous prime is 400443416346331. The next prime is 400443416346341. The reversal of 400443416346334 is 433643614344004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400443416346331) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1400067562 + ... + 1400353549.

It is an arithmetic number, because the mean of its divisors is an integer number (20415069906480).

Almost surely, 2^{400443416346334} is an apocalyptic number.

400443416346334 is a deficient number, since it is larger than the sum of its proper divisors (252838820661026).

400443416346334 is a wasteful number, since it uses less digits than its factorization.

400443416346334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2800421256.

The product of its (nonzero) digits is 11943936, while the sum is 49.

The spelling of 400443416346334 in words is "four hundred trillion, four hundred forty-three billion, four hundred sixteen million, three hundred forty-six thousand, three hundred thirty-four".