6956375646 has 64 divisors (see below), whose sum is σ = 15989944320. Its totient is φ = 1995348960.

The previous prime is 6956375633. The next prime is 6956375653. The reversal of 6956375646 is 6465736596.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2841595 + ... + 2844041.

It is an arithmetic number, because the mean of its divisors is an integer number (249842880).

Almost surely, 2^6956375646 is an apocalyptic number.

6956375646 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 6956375646, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7994972160).

6956375646 is an abundant number, since it is smaller than the sum of its proper divisors (9033568674).

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

6956375646 is a wasteful number, since it uses less digits than its factorization.

6956375646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4749.

The product of its digits is 24494400, while the sum is 57.

The square root of 6956375646 is about 83404.8898206814. The cubic root of 6956375646 is about 1908.9490710829.

The spelling of 6956375646 in words is "six billion, nine hundred fifty-six million, three hundred seventy-five thousand, six hundred forty-six".