5640711048 has 240 divisors, whose sum is σ = 18696387600. Its totient is φ = 1583789760.

The previous prime is 5640711031. The next prime is 5640711049. The reversal of 5640711048 is 8401170465.

It is a happy number.

5640711048 is a `hidden beast` number, since 5 + 640 + 7 + 1 + 1 + 0 + 4 + 8 = 666.

It is a super-2 number, since 2×5640711048² = 63635242254058516608, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (5640711049) by changing a digit.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 1871863 + ... + 1874873.

It is an arithmetic number, because the mean of its divisors is an integer number (77901615).

Almost surely, 2^5640711048 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 5640711048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9348193800).

5640711048 is an abundant number, since it is smaller than the sum of its proper divisors (13055676552).

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

5640711048 is a wasteful number, since it uses less digits than its factorization.

5640711048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3102 (or 3082 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 36.

The square root of 5640711048 is about 75104.6672850629. The cubic root of 5640711048 is about 1780.1008914744.

The spelling of 5640711048 in words is "five billion, six hundred forty million, seven hundred eleven thousand, forty-eight".