634401216431014 has 8 divisors (see below), whose sum is σ = 951951806936640. Its totient is φ = 317083947452136.

The previous prime is 634401216431009. The next prime is 634401216431023. The reversal of 634401216431014 is 410134612104436.

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

It is a super-2 number, since 2×634401216431014² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58330374889 + ... + 58330385764.

It is an arithmetic number, because the mean of its divisors is an integer number (118993975867080).

Almost surely, 2^{634401216431014} is an apocalyptic number.

634401216431014 is a deficient number, since it is larger than the sum of its proper divisors (317550590505626).

634401216431014 is a wasteful number, since it uses less digits than its factorization.

634401216431014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116660763374.

The product of its (nonzero) digits is 165888, while the sum is 40.

The spelling of 634401216431014 in words is "six hundred thirty-four trillion, four hundred one billion, two hundred sixteen million, four hundred thirty-one thousand, fourteen".