634449585083 has 8 divisors (see below), whose sum is σ = 635854356288. Its totient is φ = 633045546504.

The previous prime is 634449584969. The next prime is 634449585137. The reversal of 634449585083 is 380585944436.

634449585083 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 634449585083 - 2¹⁸ = 634449322939 is a prime.

It is a super-2 number, since 2×634449585083² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (634449585283) 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, 1569260 + ... + 1931702.

It is an arithmetic number, because the mean of its divisors is an integer number (79481794536).

Almost surely, 2^634449585083 is an apocalyptic number.

634449585083 is a deficient number, since it is larger than the sum of its proper divisors (1404771205).

634449585083 is a wasteful number, since it uses less digits than its factorization.

634449585083 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 366313.

The product of its (nonzero) digits is 49766400, while the sum is 59.

The spelling of 634449585083 in words is "six hundred thirty-four billion, four hundred forty-nine million, five hundred eighty-five thousand, eighty-three".