3500939764056 has 128 divisors (see below), whose sum is σ = 10340305551360. Its totient is φ = 966599913600.

The previous prime is 3500939763953. The next prime is 3500939764061. The reversal of 3500939764056 is 6504679390053.

It is a happy number.

It is a super-2 number, since 2×3500939764056² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3500939763987 and 3500939764005.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3112315 + ... + 4085141.

It is an arithmetic number, because the mean of its divisors is an integer number (80783637120).

Almost surely, 2^{3500939764056} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3500939764056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5170152775680).

3500939764056 is an abundant number, since it is smaller than the sum of its proper divisors (6839365787304).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3500939764056 is a wasteful number, since it uses less digits than its factorization.

3500939764056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 973565 (or 973561 counting only the distinct ones).

The product of its (nonzero) digits is 18370800, while the sum is 57.

The spelling of 3500939764056 in words is "three trillion, five hundred billion, nine hundred thirty-nine million, seven hundred sixty-four thousand, fifty-six".