5646067740 has 240 divisors, whose sum is σ = 19001394720. Its totient is φ = 1399057920.

The previous prime is 5646067733. The next prime is 5646067753. The reversal of 5646067740 is 477606465.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 1629610 + ... + 1633070.

It is an arithmetic number, because the mean of its divisors is an integer number (79172478).

Almost surely, 2^5646067740 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 5646067740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9500697360).

5646067740 is an abundant number, since it is smaller than the sum of its proper divisors (13355326980).

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

5646067740 is a wasteful number, since it uses less digits than its factorization.

5646067740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3554 (or 3543 counting only the distinct ones).

The product of its (nonzero) digits is 846720, while the sum is 45.

The square root of 5646067740 is about 75140.3203346911. The cubic root of 5646067740 is about 1780.6642031605.

The spelling of 5646067740 in words is "five billion, six hundred forty-six million, sixty-seven thousand, seven hundred forty".