6146974656 has 126 divisors (see below), whose sum is σ = 18297174480. Its totient is φ = 2048851584.

The previous prime is 6146974637. The next prime is 6146974661. The reversal of 6146974656 is 6564796416.

6146974656 is a `hidden beast` number, since 61 + 469 + 74 + 6 + 56 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 412585 + ... + 427223.

Almost surely, 2^6146974656 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 6146974656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9148587240).

6146974656 is an abundant number, since it is smaller than the sum of its proper divisors (12150199824).

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

6146974656 is an frugal number, since it uses more digits than its factorization.

6146974656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14675 (or 14644 counting only the distinct ones).

The product of its digits is 6531840, while the sum is 54.

The square root of 6146974656 is about 78402.6444451971. The cubic root of 6146974656 is about 1831.8383246912.

The spelling of 6146974656 in words is "six billion, one hundred forty-six million, nine hundred seventy-four thousand, six hundred fifty-six".