634086416993 has 8 divisors (see below), whose sum is σ = 635289481728. Its totient is φ = 632884293664.

The previous prime is 634086416921. The next prime is 634086417073. The reversal of 634086416993 is 399614680436.

634086416993 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 634086416993 - 2³⁴ = 616906547809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (634086416903) 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, 1120421 + ... + 1588557.

It is an arithmetic number, because the mean of its divisors is an integer number (79411185216).

Almost surely, 2^634086416993 is an apocalyptic number.

It is an amenable number.

634086416993 is a deficient number, since it is larger than the sum of its proper divisors (1203064735).

634086416993 is a wasteful number, since it uses less digits than its factorization.

634086416993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 470703.

The product of its (nonzero) digits is 20155392, while the sum is 59.

The spelling of 634086416993 in words is "six hundred thirty-four billion, eighty-six million, four hundred sixteen thousand, nine hundred ninety-three".