2601943916 has 96 divisors (see below), whose sum is σ = 5566337280. Its totient is φ = 1047916800.

The previous prime is 2601943907. The next prime is 2601943943. The reversal of 2601943916 is 6193491062.

It is a super-2 number, since 2×2601943916² = 13540224284018830112, which contains 22 as substring.

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, 3765131 + ... + 3765821.

It is an arithmetic number, because the mean of its divisors is an integer number (57982680).

Almost surely, 2^2601943916 is an apocalyptic number.

2601943916 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

2601943916 is an abundant number, since it is smaller than the sum of its proper divisors (2964393364).

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

2601943916 is a wasteful number, since it uses less digits than its factorization.

2601943916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 975 (or 973 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 41.

The square root of 2601943916 is about 51009.2532389958. The cubic root of 2601943916 is about 1375.4114763663.

The spelling of 2601943916 in words is "two billion, six hundred one million, nine hundred forty-three thousand, nine hundred sixteen".