678368610052462 has 16 divisors (see below), whose sum is σ = 1162921549551840. Its totient is φ = 290728421228448.

The previous prime is 678368610052453. The next prime is 678368610052487. The reversal of 678368610052462 is 264250016863876.

It is a super-3 number, since 3×678368610052462³ (a number of 45 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 678368610052394 and 678368610052403.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77627413 + ... + 85922944.

It is an arithmetic number, because the mean of its divisors is an integer number (72682596846990).

Almost surely, 2^{678368610052462} is an apocalyptic number.

678368610052462 is a deficient number, since it is larger than the sum of its proper divisors (484552939499378).

678368610052462 is a wasteful number, since it uses less digits than its factorization.

678368610052462 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163846635.

The product of its (nonzero) digits is 139345920, while the sum is 64.

The spelling of 678368610052462 in words is "six hundred seventy-eight trillion, three hundred sixty-eight billion, six hundred ten million, fifty-two thousand, four hundred sixty-two".