347672296656 has 240 divisors, whose sum is σ = 1102862412288. Its totient is φ = 105554534400.

The previous prime is 347672296637. The next prime is 347672296661. The reversal of 347672296656 is 656692276743.

347672296656 is a `hidden beast` number, since 3 + 476 + 7 + 22 + 96 + 6 + 56 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 347672296593 and 347672296602.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1964136 + ... + 2133816.

Almost surely, 2^347672296656 is an apocalyptic number.

347672296656 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 347672296656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (551431206144).

347672296656 is an abundant number, since it is smaller than the sum of its proper divisors (755190115632).

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

347672296656 is a wasteful number, since it uses less digits than its factorization.

347672296656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169752 (or 169734 counting only the distinct ones).

The product of its digits is 137168640, while the sum is 63.

The spelling of 347672296656 in words is "three hundred forty-seven billion, six hundred seventy-two million, two hundred ninety-six thousand, six hundred fifty-six".