2701642840 has 32 divisors (see below), whose sum is σ = 6546289680. Its totient is φ = 997529472.

The previous prime is 2701642837. The next prime is 2701642841. The reversal of 2701642840 is 482461072.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2701642796 and 2701642805.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2701642841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2597214 + ... + 2598253.

Almost surely, 2^2701642840 is an apocalyptic number.

2701642840 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2701642840 is an abundant number, since it is smaller than the sum of its proper divisors (3844646840).

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

2701642840 is a wasteful number, since it uses less digits than its factorization.

2701642840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5195491 (or 5195487 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 34.

The square root of 2701642840 is about 51977.3300584014. The cubic root of 2701642840 is about 1392.7590145928.

The spelling of 2701642840 in words is "two billion, seven hundred one million, six hundred forty-two thousand, eight hundred forty".