837942513664 has 39 divisors (see below), whose sum is σ = 1675797615583. Its totient is φ = 418941964288.

The previous prime is 837942513641. The next prime is 837942513719. The reversal of 837942513664 is 466315249738.

The square root of 837942513664 is 915392.

It is a perfect power (a square), and thus also a powerful number.

It is a super-3 number, since 3×837942513664³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 837942513599 and 837942513608.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 58577937 + ... + 58592239.

Almost surely, 2^837942513664 is an apocalyptic number.

837942513664 is the 915392-nd square number.

It is an amenable number.

837942513664 is a deficient number, since it is larger than the sum of its proper divisors (837855101919).

837942513664 is an frugal number, since it uses more digits than its factorization.

837942513664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28630 (or 14305 counting only the distinct ones).

The product of its digits is 26127360, while the sum is 58.

The spelling of 837942513664 in words is "eight hundred thirty-seven billion, nine hundred forty-two million, five hundred thirteen thousand, six hundred sixty-four".