5531966740 has 96 divisors (see below), whose sum is σ = 12315340800. Its totient is φ = 2084175360.

The previous prime is 5531966731. The next prime is 5531966747. The reversal of 5531966740 is 476691355.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5531966747) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6672646 + ... + 6673474.

It is an arithmetic number, because the mean of its divisors is an integer number (128284800).

Almost surely, 2^5531966740 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 5531966740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6157670400).

5531966740 is an abundant number, since it is smaller than the sum of its proper divisors (6783374060).

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

5531966740 is a wasteful number, since it uses less digits than its factorization.

5531966740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1145 (or 1143 counting only the distinct ones).

The product of its (nonzero) digits is 680400, while the sum is 46.

The square root of 5531966740 is about 74377.1923374363. The cubic root of 5531966740 is about 1768.5873734283.

The spelling of 5531966740 in words is "five billion, five hundred thirty-one million, nine hundred sixty-six thousand, seven hundred forty".