5266929780 has 144 divisors (see below), whose sum is σ = 18284797440. Its totient is φ = 1202148864.

The previous prime is 5266929727. The next prime is 5266929797. The reversal of 5266929780 is 879296625.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1016757 + ... + 1021923.

It is an arithmetic number, because the mean of its divisors is an integer number (126977760).

Almost surely, 2^5266929780 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 5266929780, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9142398720).

5266929780 is an abundant number, since it is smaller than the sum of its proper divisors (13017867660).

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

5266929780 is a wasteful number, since it uses less digits than its factorization.

5266929780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5998 (or 5993 counting only the distinct ones).

The product of its (nonzero) digits is 3265920, while the sum is 54.

The square root of 5266929780 is about 72573.6162802984. The cubic root of 5266929780 is about 1739.8795199973.

The spelling of 5266929780 in words is "five billion, two hundred sixty-six million, nine hundred twenty-nine thousand, seven hundred eighty".