2681329400 has 48 divisors (see below), whose sum is σ = 6562210200. Its totient is φ = 1016081280.

The previous prime is 2681329333. The next prime is 2681329411. The reversal of 2681329400 is 49231862.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 349007 + ... + 356606.

Almost surely, 2^2681329400 is an apocalyptic number.

2681329400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2681329400 is an abundant number, since it is smaller than the sum of its proper divisors (3880880800).

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

2681329400 is a wasteful number, since it uses less digits than its factorization.

2681329400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 705648 (or 705639 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 2681329400 is about 51781.5546309687. The cubic root of 2681329400 is about 1389.2595473180.

The spelling of 2681329400 in words is "two billion, six hundred eighty-one million, three hundred twenty-nine thousand, four hundred".