401973074343 has 24 divisors (see below), whose sum is σ = 611385793200. Its totient is φ = 253795209984.

The previous prime is 401973074317. The next prime is 401973074351. The reversal of 401973074343 is 343470379104.

It is not a de Polignac number, because 401973074343 - 2⁵ = 401973074311 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401973074353) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 147721 + ... + 908717.

It is an arithmetic number, because the mean of its divisors is an integer number (25474408050).

Almost surely, 2^401973074343 is an apocalyptic number.

401973074343 is a deficient number, since it is larger than the sum of its proper divisors (209412718857).

401973074343 is a wasteful number, since it uses less digits than its factorization.

401973074343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 764111 (or 764108 counting only the distinct ones).

The product of its (nonzero) digits is 762048, while the sum is 45.

The spelling of 401973074343 in words is "four hundred one billion, nine hundred seventy-three million, seventy-four thousand, three hundred forty-three".